GeekRadar / The comparison desk
COMPARE.
Phones
Motorola

Motorola Droid 2

Smartphone

Display diagonal
3.70 in
Battery capacity
1,400 mAh

Graphics & compute benchmarks

Archived cohort medians

GFXBench, GLBenchmark and CompuBench results retain the tested system, API, operating system and resolution. Offscreen tests fix the render resolution; onscreen results also reflect the display workload. These historical submissions do not establish performance in current games.

GLBenchmark 2.1 Egypt Classic - Offscreen (1080p)Android / OpenGL / 1920 x 1080 / offscreen · fps

Higher is better.

Motorola Droid 2

4.08* fps

Motorola Droid 2

PowerVR SGX 530

Median results, not the best run. Sample counts and individual test dates are unreported. Different systems using the same GPU remain separate configurations.

Display

Display diagonal
3.70 in
Display pixel density
265 ppi*
Resolution
480 x 854
Panel
TFT LCD
Horizontal pixels
480 px
Vertical pixels
854 px

Displays

  • Display*
    Diagonal
    3.70 in*
    Horizontal pixels
    480 px*
    Vertical pixels
    854 px*
    Technology
    TFT*

Processing & platform

Processor
1.0 GHz*

Memory & storage

Storage options
8 GB*

Memory options

  • 8 GB flash ROM
    Capacity
    8 GB
    Variant / details
    flash ROM
  • 512 MB
    Capacity
    524.288 MB

Storage options

  • 8 GB*
    Capacity
    8 GB*

Cameras

  • Rear camera 1
    Light-capture estimate
    Not available Sensor size and aperture are needed.
    Position
    Rear
    Resolution
    5 MP

Area-based index at equal illumination, f-number and exposure time. Not a camera-quality rating; lens transmission, sensor efficiency and processing are excluded.

Battery & charging

Battery capacity
1,400 mAh

Connectivity & software

Operating system
Android
Cellular networks
CDMA / EVDO*
Wi-Fi
Reported value 1: Wi-Fi 802.11 b/g/n, DLNA, hotspot*
Reported value 2: Wi-Fi 802.11 b/g/n, DLNA, hotspot*
Reported value 3: WLANWi-Fi 802.11 b/g/n, DLNA, hotspot*
Reported value 4: Wi-Fi 802.11 b/g/n, DLNA, hotspot*
Bluetooth
2.1

Sensors

  • Accelerometer*
  • compass*
  • proximity*

Design & dimensions

Dimensions
116.3 x 60.5 x 13.7 mm (4.58 x 2.38 x 0.54 in)*
Height
116.30 mm
Width
60.50 mm
Thickness
13.70 mm
Weight
169 g

Colors

  • Black*

System configuration

Detailed specifications

Specifications 1 · 26 fields
Body Weight
169 g (5.96 oz)*
Scope and conditions
explicit_quantities
  • value
    169*
    unit
    g*
    original
    169 g*
    span
    • 0*
    • 5*
    scope
    Explicit token only; no native/binned, sustained/peak or installed-variant role inferred.*
aperture_declarations
optical_format_declarations
declared_pixel_matrices
Body SIM
Mini-SIM*
Scope and conditions
explicit_quantities
aperture_declarations
optical_format_declarations
declared_pixel_matrices
Display Type
3.7 inches, 37.7 cm*
Scope and conditions
explicit_quantities
  • value
    3.7*
    unit
    inches*
    original
    3.7 inches*
    span
    • 0*
    • 10*
    scope
    Explicit token only; no native/binned, sustained/peak or installed-variant role inferred.*
  • value
    37.7*
    unit
    cm*
    original
    37.7 cm*
    span
    • 12*
    • 19*
    scope
    Explicit token only; no native/binned, sustained/peak or installed-variant role inferred.*
aperture_declarations
optical_format_declarations
declared_pixel_matrices
Display Resolution
480 x 854 pixels, 16:9 ratio (~265 ppi density)*
Scope and conditions
explicit_quantities
aperture_declarations
optical_format_declarations
declared_pixel_matrices
  • x
    480*
    y
    854*
    unit
    px*
    original
    480 x 854*
    span
    • 0*
    • 9*
    role
    Declared source matrix; native photosite count and active physical area unverified.*
Platform OS
Android 2.2 (Froyo)*
Scope and conditions
explicit_quantities
aperture_declarations
optical_format_declarations
declared_pixel_matrices
Platform Cpu
1.0 GHz*
Scope and conditions
explicit_quantities
  • value
    1*
    unit
    GHz*
    original
    1.0 GHz*
    span
    • 0*
    • 7*
    scope
    Explicit token only; no native/binned, sustained/peak or installed-variant role inferred.*
aperture_declarations
optical_format_declarations
declared_pixel_matrices
Memory Cardslot
microSDHC (dedicated slot), 8 GB included*
Scope and conditions
explicit_quantities
  • value
    8*
    unit
    GB*
    original
    8 GB*
    span
    • 28*
    • 32*
    scope
    Explicit token only; no native/binned, sustained/peak or installed-variant role inferred.*
aperture_declarations
optical_format_declarations
declared_pixel_matrices
Name
Motorola DROID 2*
Scope and conditions
explicit_quantities
aperture_declarations
optical_format_declarations
declared_pixel_matrices
Memory Internalmemory
8GB*
Scope and conditions
explicit_quantities
  • value
    8*
    unit
    GB*
    original
    8GB*
    span
    • 0*
    • 3*
    scope
    Explicit token only; no native/binned, sustained/peak or installed-variant role inferred.*
aperture_declarations
optical_format_declarations
declared_pixel_matrices
MainCamera Cameraspecs
5 MP, AF*
Scope and conditions
explicit_quantities
  • value
    5*
    unit
    MP*
    original
    5 MP*
    span
    • 0*
    • 4*
    scope
    Explicit token only; no native/binned, sustained/peak or installed-variant role inferred.*
aperture_declarations
optical_format_declarations
declared_pixel_matrices
MainCamera Video
480p@30fps*
Scope and conditions
explicit_quantities
  • value
    30*
    unit
    fps*
    original
    30fps*
    span
    • 5*
    • 10*
    scope
    Explicit token only; no native/binned, sustained/peak or installed-variant role inferred.*
aperture_declarations
optical_format_declarations
declared_pixel_matrices
SelfieCamera Cameraspecs
No*
Scope and conditions
explicit_quantities
aperture_declarations
optical_format_declarations
declared_pixel_matrices
Sound Feature
Yes*
Scope and conditions
explicit_quantities
aperture_declarations
optical_format_declarations
declared_pixel_matrices
Sound 3.5mmjack
Yes*
Scope and conditions
explicit_quantities
aperture_declarations
optical_format_declarations
declared_pixel_matrices
COMMS WLAN
WLANWi-Fi 802.11 b/g/n, DLNA, hotspot*
Scope and conditions
explicit_quantities
aperture_declarations
optical_format_declarations
declared_pixel_matrices
COMMS Bluetooth
2.1, A2DP*
Scope and conditions
explicit_quantities
aperture_declarations
optical_format_declarations
declared_pixel_matrices
COMMS Radio
No*
Scope and conditions
explicit_quantities
aperture_declarations
optical_format_declarations
declared_pixel_matrices
COMMS USB
microUSB 2.0*
Scope and conditions
explicit_quantities
aperture_declarations
optical_format_declarations
declared_pixel_matrices
Battery Type
Removable Li-Po 1400 mAh battery*
Scope and conditions
explicit_quantities
  • value
    1,400*
    unit
    mAh*
    original
    1400 mAh*
    span
    • 16*
    • 24*
    scope
    Explicit token only; no native/binned, sustained/peak or installed-variant role inferred.*
aperture_declarations
optical_format_declarations
declared_pixel_matrices
Colors
Black*
Scope and conditions
explicit_quantities
aperture_declarations
optical_format_declarations
declared_pixel_matrices
Price
About 180 EUR*
Scope and conditions
explicit_quantities
aperture_declarations
optical_format_declarations
declared_pixel_matrices
Network Technology
CDMA / EVDO*
Scope and conditions
explicit_quantities
aperture_declarations
optical_format_declarations
declared_pixel_matrices
Network 2gbands
CDMA 800 / 1900*
Scope and conditions
explicit_quantities
aperture_declarations
optical_format_declarations
declared_pixel_matrices
Network 3gbands
CDMA2000 1xEV-DO*
Scope and conditions
explicit_quantities
aperture_declarations
optical_format_declarations
declared_pixel_matrices
Network Speed
EV-DO Rev.A 3.1 Mbps*
Scope and conditions
explicit_quantities
  • value
    3.1*
    unit
    Mbps*
    original
    3.1 Mbps*
    span
    • 12*
    • 20*
    scope
    Explicit token only; no native/binned, sustained/peak or installed-variant role inferred.*
aperture_declarations
optical_format_declarations
declared_pixel_matrices
Body Dimensions
116.3 x 60.5 x 13.7 mm (4.58 x 2.38 x 0.54 in)*
Scope and conditions
explicit_quantities
  • value
    13.7*
    unit
    mm*
    original
    13.7 mm*
    span
    • 15*
    • 22*
    scope
    Explicit token only; no native/binned, sustained/peak or installed-variant role inferred.*
  • value
    0.54*
    unit
    in*
    original
    0.54 in*
    span
    • 38*
    • 45*
    scope
    Explicit token only; no native/binned, sustained/peak or installed-variant role inferred.*
aperture_declarations
optical_format_declarations
declared_pixel_matrices
Specifications 2 · 1 fields
model
DROID 2*
Scope and conditions
explicit_quantities
aperture_declarations
optical_format_declarations
declared_pixel_matrices
Specifications 3 · 39 fields
body weight
169 g (5.96 oz)*
Scope and conditions
explicit_quantities
  • value
    169*
    unit
    g*
    original
    169 g*
    span
    • 0*
    • 5*
    scope
    Explicit token only; no native/binned, sustained/peak or installed-variant role inferred.*
aperture_declarations
optical_format_declarations
declared_pixel_matrices
body sim
Mini-SIM*
Scope and conditions
explicit_quantities
aperture_declarations
optical_format_declarations
declared_pixel_matrices
display type
TFT capacitive touchscreen, 16M colors*
Scope and conditions
explicit_quantities
aperture_declarations
optical_format_declarations
declared_pixel_matrices
display size
3.7 inches, 37.7 cm (~53.6% screen-to-body ratio)*
Scope and conditions
explicit_quantities
  • value
    3.7*
    unit
    inches*
    original
    3.7 inches*
    span
    • 0*
    • 10*
    scope
    Explicit token only; no native/binned, sustained/peak or installed-variant role inferred.*
  • value
    37.7*
    unit
    cm*
    original
    37.7 cm*
    span
    • 12*
    • 19*
    scope
    Explicit token only; no native/binned, sustained/peak or installed-variant role inferred.*
aperture_declarations
optical_format_declarations
declared_pixel_matrices
display resolution
480 x 854 pixels, 16:9 ratio (~265 ppi density)*
Scope and conditions
explicit_quantities
aperture_declarations
optical_format_declarations
declared_pixel_matrices
  • x
    480*
    y
    854*
    unit
    px*
    original
    480 x 854*
    span
    • 0*
    • 9*
    role
    Declared source matrix; native photosite count and active physical area unverified.*
memory card slot
microSD, up to 32 GB (dedicated slot), 8 GB included*
Scope and conditions
explicit_quantities
  • value
    32*
    unit
    GB*
    original
    32 GB*
    span
    • 15*
    • 20*
    scope
    Explicit token only; no native/binned, sustained/peak or installed-variant role inferred.*
  • value
    8*
    unit
    GB*
    original
    8 GB*
    span
    • 39*
    • 43*
    scope
    Explicit token only; no native/binned, sustained/peak or installed-variant role inferred.*
aperture_declarations
optical_format_declarations
declared_pixel_matrices
sound loudspeaker
Yes*
Scope and conditions
explicit_quantities
aperture_declarations
optical_format_declarations
declared_pixel_matrices
model
DROID 2*
Scope and conditions
explicit_quantities
aperture_declarations
optical_format_declarations
declared_pixel_matrices
sound 3.5mm jack
Yes*
Scope and conditions
explicit_quantities
aperture_declarations
optical_format_declarations
declared_pixel_matrices
comms wlan
Wi-Fi 802.11 b/g/n, DLNA, hotspot*
Scope and conditions
explicit_quantities
aperture_declarations
optical_format_declarations
declared_pixel_matrices
comms bluetooth
2.1, A2DP*
Scope and conditions
explicit_quantities
aperture_declarations
optical_format_declarations
declared_pixel_matrices
comms gps
Yes, with A-GPS*
Scope and conditions
explicit_quantities
aperture_declarations
optical_format_declarations
declared_pixel_matrices
comms radio
No*
Scope and conditions
explicit_quantities
aperture_declarations
optical_format_declarations
declared_pixel_matrices
comms usb
microUSB 2.0*
Scope and conditions
explicit_quantities
aperture_declarations
optical_format_declarations
declared_pixel_matrices
features sensors
Accelerometer, proximity, compass*
Scope and conditions
explicit_quantities
aperture_declarations
optical_format_declarations
declared_pixel_matrices
features browser
HTML, Adobe Flash*
Scope and conditions
explicit_quantities
aperture_declarations
optical_format_declarations
declared_pixel_matrices
network technology
CDMA / EVDO*
Scope and conditions
explicit_quantities
aperture_declarations
optical_format_declarations
declared_pixel_matrices
features
MP3/WAV/WMA/AAC+ player MP4/WMV/H.264 player Document viewer Photo viewer/editor Organizer Voice memo/dial/commands Predictive text input (Swype)*
Scope and conditions
explicit_quantities
aperture_declarations
optical_format_declarations
declared_pixel_matrices
misc colors
Black*
Scope and conditions
explicit_quantities
aperture_declarations
optical_format_declarations
declared_pixel_matrices
network 3g bands
CDMA2000 1xEV-DO*
Scope and conditions
explicit_quantities
aperture_declarations
optical_format_declarations
declared_pixel_matrices
network speed
EV-DO Rev.A 3.1 Mbps*
Scope and conditions
explicit_quantities
  • value
    3.1*
    unit
    Mbps*
    original
    3.1 Mbps*
    span
    • 12*
    • 20*
    scope
    Explicit token only; no native/binned, sustained/peak or installed-variant role inferred.*
aperture_declarations
optical_format_declarations
declared_pixel_matrices
platform os
Android 2.2 (Froyo)*
Scope and conditions
explicit_quantities
aperture_declarations
optical_format_declarations
declared_pixel_matrices
network 2g bands
CDMA 800 / 1900*
Scope and conditions
explicit_quantities
aperture_declarations
optical_format_declarations
declared_pixel_matrices
platform cpu
1.0 GHz*
Scope and conditions
explicit_quantities
  • value
    1*
    unit
    GHz*
    original
    1.0 GHz*
    span
    • 0*
    • 7*
    scope
    Explicit token only; no native/binned, sustained/peak or installed-variant role inferred.*
aperture_declarations
optical_format_declarations
declared_pixel_matrices
memory internal
8 GB*
Scope and conditions
explicit_quantities
  • value
    8*
    unit
    GB*
    original
    8 GB*
    span
    • 0*
    • 4*
    scope
    Explicit token only; no native/binned, sustained/peak or installed-variant role inferred.*
aperture_declarations
optical_format_declarations
declared_pixel_matrices
main camera single
5 MP, AF*
Scope and conditions
explicit_quantities
  • value
    5*
    unit
    MP*
    original
    5 MP*
    span
    • 0*
    • 4*
    scope
    Explicit token only; no native/binned, sustained/peak or installed-variant role inferred.*
aperture_declarations
optical_format_declarations
declared_pixel_matrices
main camera video
480p@30fps*
Scope and conditions
explicit_quantities
  • value
    30*
    unit
    fps*
    original
    30fps*
    span
    • 5*
    • 10*
    scope
    Explicit token only; no native/binned, sustained/peak or installed-variant role inferred.*
aperture_declarations
optical_format_declarations
declared_pixel_matrices
misc price
About 180 EUR*
Scope and conditions
explicit_quantities
aperture_declarations
optical_format_declarations
declared_pixel_matrices
network gprs
No*
Scope and conditions
explicit_quantities
aperture_declarations
optical_format_declarations
declared_pixel_matrices
network edge
No*
Scope and conditions
explicit_quantities
aperture_declarations
optical_format_declarations
declared_pixel_matrices
launch announced
2010, August. Released 2010, August*
Scope and conditions
explicit_quantities
aperture_declarations
optical_format_declarations
declared_pixel_matrices
body keyboard
QWERTY*
Scope and conditions
explicit_quantities
aperture_declarations
optical_format_declarations
declared_pixel_matrices
misc sar
1.49 W/kg (head)     1.50 W/kg (body)*
Scope and conditions
explicit_quantities
  • value
    1.49*
    unit
    W*
    original
    1.49 W*
    span
    • 0*
    • 6*
    scope
    Explicit token only; no native/binned, sustained/peak or installed-variant role inferred.*
  • value
    1.5*
    unit
    W*
    original
    1.50 W*
    span
    • 21*
    • 27*
    scope
    Explicit token only; no native/binned, sustained/peak or installed-variant role inferred.*
aperture_declarations
optical_format_declarations
declared_pixel_matrices
battery
Removable Li-Po 1400 mAh battery*
Scope and conditions
explicit_quantities
  • value
    1,400*
    unit
    mAh*
    original
    1400 mAh*
    span
    • 16*
    • 24*
    scope
    Explicit token only; no native/binned, sustained/peak or installed-variant role inferred.*
aperture_declarations
optical_format_declarations
declared_pixel_matrices
launch status
Discontinued*
Scope and conditions
explicit_quantities
aperture_declarations
optical_format_declarations
declared_pixel_matrices
selfie camera
No*
Scope and conditions
explicit_quantities
aperture_declarations
optical_format_declarations
declared_pixel_matrices
battery talk time
Up to 10 h*
Scope and conditions
explicit_quantities
aperture_declarations
optical_format_declarations
declared_pixel_matrices
battery stand.by
Up to 315 h*
Scope and conditions
explicit_quantities
aperture_declarations
optical_format_declarations
declared_pixel_matrices
body dimensions
116.3 x 60.5 x 13.7 mm (4.58 x 2.38 x 0.54 in)*
Scope and conditions
explicit_quantities
  • value
    13.7*
    unit
    mm*
    original
    13.7 mm*
    span
    • 15*
    • 22*
    scope
    Explicit token only; no native/binned, sustained/peak or installed-variant role inferred.*
  • value
    0.54*
    unit
    in*
    original
    0.54 in*
    span
    • 38*
    • 45*
    scope
    Explicit token only; no native/binned, sustained/peak or installed-variant role inferred.*
aperture_declarations
optical_format_declarations
declared_pixel_matrices
Specifications 4 · 16 fields
Body Weight (g)
169* g
Scope and conditions
explicit_quantities
aperture_declarations
optical_format_declarations
declared_pixel_matrices
Display Type
TFT*
Scope and conditions
explicit_quantities
aperture_declarations
optical_format_declarations
declared_pixel_matrices
Pixels X
480*
Scope and conditions
explicit_quantities
aperture_declarations
optical_format_declarations
declared_pixel_matrices
Pixels Y
854*
Scope and conditions
explicit_quantities
aperture_declarations
optical_format_declarations
declared_pixel_matrices
Display Size (inches)
3.7* inches
Scope and conditions
explicit_quantities
aperture_declarations
optical_format_declarations
declared_pixel_matrices
Screen to Body Ratio (%)
53.6* %
Scope and conditions
explicit_quantities
aperture_declarations
optical_format_declarations
declared_pixel_matrices
Main Camera Single (MP)
5* MP
Scope and conditions
explicit_quantities
aperture_declarations
optical_format_declarations
declared_pixel_matrices
Sound 3.5mm jack
1*
Scope and conditions
explicit_quantities
aperture_declarations
optical_format_declarations
declared_pixel_matrices
Comms Bluetooth
2.1*
Scope and conditions
explicit_quantities
aperture_declarations
optical_format_declarations
declared_pixel_matrices
Battery Capacity (mAh)
1,400* mAh
Scope and conditions
explicit_quantities
aperture_declarations
optical_format_declarations
declared_pixel_matrices
Price in USD
239.4*
Scope and conditions
explicit_quantities
aperture_declarations
optical_format_declarations
declared_pixel_matrices
Model
Motorola DROID 2*
Scope and conditions
explicit_quantities
aperture_declarations
optical_format_declarations
declared_pixel_matrices
Launch Expected Year
2010.0*
Scope and conditions
explicit_quantities
aperture_declarations
optical_format_declarations
declared_pixel_matrices
Height (mm)
116.3* mm
Scope and conditions
explicit_quantities
aperture_declarations
optical_format_declarations
declared_pixel_matrices
Width (mm)
60.5* mm
Scope and conditions
explicit_quantities
aperture_declarations
optical_format_declarations
declared_pixel_matrices
Thickness (mm)
13.7* mm
Scope and conditions
explicit_quantities
aperture_declarations
optical_format_declarations
declared_pixel_matrices
Specifications 5 · 41 fields
Battery · Stand-by
Up to 315 h*
Battery · Talk time
Up to 10 h*
Battery · Type
Removable Li-Po 1400 mAh battery*
Body · Dimensions
116.3 x 60.5 x 13.7 mm (4.58 x 2.38 x 0.54 in)*
Body · Keyboard
QWERTY*
Body · SIM
Mini-SIM*
Body · Weight
169 g (5.96 oz)*
Comms · Bluetooth
2.1, A2DP*
Comms · Positioning
GPS, A-GPS*
Comms · Radio
No*
Comms · USB
microUSB 2.0*
Comms · WLAN
Wi-Fi 802.11 b/g/n, DLNA, hotspot*
Display · Resolution
480 x 854 pixels, 16:9 ratio (~265 ppi density)*
Display · Size
3.7 inches, 37.7 cm2 (~53.6% screen-to-body ratio)*
Display · Type
TFT*
Features · Browser
HTML, Adobe Flash*
Features · Features
MP3/WAV/WMA/AAC+ player MP4/WMV/H.264 player Document viewer Photo viewer/editor Organizer Voice memo/dial/commands Predictive text input (Swype)*
Features · Sensors
Accelerometer, proximity, compass*
Launch · Announced
2010, August. Released 2010, August*
Launch · Status
Discontinued*
Main Camera · Single
5 MP, AF*
Main Camera · Video
480p@30fps*
Memory · Card slot
microSDHC (dedicated slot), 8 GB included*
Memory · Internal
8GB*
Misc · Colors
Black*
Historical price
About 180 EUR*
Misc · SAR
1.49 W/kg (head) 1.50 W/kg (body)*
Network · 2G bands
CDMA 800 / 1900*
Network · 3G bands
CDMA2000 1xEV-DO*
Network · Speed
EV-DO Rev.A 3.1 Mbps*
Network · Technology
CDMA / EVDO*
Platform · CPU
1.0 GHz*
Platform · OS
Android 2.2 (Froyo)*
Selfie camera · Features
No*
Sound · 3.5mm jack
Yes*
Sound · Loudspeaker
Yes*
Colors
Black
Black*
Display
Display
Diagonal
3.7* in
Horizontal pixels
480* px
Vertical pixels
854* px
Technology
TFT*
Memory options
8 GB
Capacity
8.0* GB
Rear cameras
Rear camera 1
Resolution
5.0* MP
Position
Rear*
Sensors
Accelerometer
Accelerometer*
proximity
proximity*
compass
compass*
Specifications 6 · 31 fields
2G bands
CDMA 800 / 1900*
3.5mm jack
Yes*
3G bands
CDMA2000 1xEV-DO*
Announced
2010, August. Released 2010, August*
Bluetooth
2.1, A2DP*
Browser
HTML, Adobe Flash*
Card slot
microSDHC (dedicated slot), 8 GB included*
Colors
Black*
CPU
1.0 GHz*
Dimensions
116.3 x 60.5 x 13.7 mm (4.58 x 2.38 x 0.54 in)*
Internal
8GB*
Keyboard
QWERTY*
Loudspeaker
Yes*
OS
Android 2.2 (Froyo)*
Positioning
GPS, A-GPS*
Historical price
About 180 EUR*
Radio
No*
SAR
1.49 W/kg (head) 1.50 W/kg (body)*
Sensors
Accelerometer, proximity, compass*
SIM
Mini-SIM*
Size
3.7 inches, 37.7 cm2 (~53.6% screen-to-body ratio)*
Speed
EV-DO Rev.A 3.1 Mbps*
Stand-by
Up to 315 h*
Status
Discontinued*
Talk time
Up to 10 h*
Technology
CDMA / EVDO*
Type
Removable Li-Po 1400 mAh battery*
USB
microUSB 2.0*
Weight
169 g (5.96 oz)*
WLAN
Wi-Fi 802.11 b/g/n, DLNA, hotspot*
Memory options
8 GB
Capacity
8.0* GB

* Provisional data