GeekRadar / Il banco di confronto
CONFRONTA.
Non classificati
vivo

vivo X80 Lite

Non classificati

Processore
Octa-core (2x2.4 GHz Cortex-A78 & 6x2.0 GHz Cortex-A55)*
Diagonale schermo
6,44 in*
Capacità batteria
4.500 mAh*
Pixel orizzontali
Display: 1.080 px
Pixel verticali
Display: 2.404 px

Risultati dei benchmark

  • AnTuTu · 9 · Unspecified workload461.428* pointsPiattaforma non riportata Confronta i risultati
  • AnTuTu · 9 · Unspecified workload461.428* pointsPiattaforma non riportata Confronta i risultati
  • Geekbench · 5.1 · Unspecified workload2.023* pointsPiattaforma non riportata Confronta i risultati
  • Geekbench · 5.1 · Unspecified workload2.023* pointsPiattaforma non riportata Confronta i risultati
  • GFXBench · versione non riportata · Unspecified workload · ES 3.1 onscreen21* fpsPiattaforma non riportata Confronta i risultati
  • GFXBench · versione non riportata · Unspecified workload · ES 3.1 onscreen21* fpsPiattaforma non riportata Confronta i risultati

Display

Diagonale schermo
6,44 in*
Densità pixel schermo
409 ppi*
Risoluzione
1080 × 2404*
Pannello
Display: AMOLED, 90Hz, HDR10+, 1300 nits (peak)
Frequenza di aggiornamento
90 Hz*
Pixel orizzontali
Display: 1.080 px
Pixel verticali
Display: 2.404 px

Schermi

  • Display*
    Diagonale
    6,44 in*
    Pixel orizzontali
    1.080 px*
    Pixel verticali
    2.404 px*
    Tecnologia
    AMOLED, 90Hz, HDR10+, 1300 nits (peak)*
    Frequenza massima
    90 Hz*

Elaborazione e piattaforma

Processore
Octa-core (2x2.4 GHz Cortex-A78 & 6x2.0 GHz Cortex-A55)*

Gruppi di core CPU

  • Cortex-A78*
    Core
    2*
    Frequenza dichiarata
    2,4 GHz*
  • Cortex-A55*
    Core
    6*
    Frequenza dichiarata
    2 GHz*

Memoria e archiviazione

Configurazioni memoria

  • 8 GB RAM / 256 GB storage*
    Memoria RAM
    8 GB*
    Capacità
    256 GB*

Opzioni memoria

  • 8 GB*
    Capacità
    8 GB*

Opzioni archiviazione

  • 256 GB*
    Capacità
    256 GB*

Fotocamere

  • Front selfie*
    Stima della raccolta della luce
    Non disponibile Servono dimensioni del sensore e apertura.
    Risoluzione
    50 MP*
    Posizione
    Front*
    Tipo
    selfie*
    Apertura
    2 f-number*
  • Rear wide*
    Stima della raccolta della luce
    Non disponibile Servono dimensioni del sensore e apertura.
    Risoluzione
    64 MP*
    Posizione
    Rear*
    Tipo
    wide*
    Apertura
    1,80 f-number*
    Stabilizzazione
    OIS*
  • Rear ultrawide*
    Indice stimato di raccolta della luce
    ≈ 0,7* Stimato · full frame a f/2 = 100 Formato nominale · stima in 4:3
    Risoluzione
    8 MP*
    Posizione
    Rear*
    Tipo
    ultrawide*
    Apertura
    2,20 f-number*
    Formato ottico
    1/4.0*
  • Rear macro*
    Stima della raccolta della luce
    Non disponibile Servono dimensioni del sensore e apertura.
    Risoluzione
    2 MP*
    Posizione
    Rear*
    Tipo
    macro*

Indice basato sull’area a parità di illuminazione, numero f e tempo di esposizione. Non è un voto sulla qualità fotografica; trasmissione dell’obiettivo, efficienza del sensore ed elaborazione sono escluse.

Le stime da area e apertura presuppongono pari luminosità della scena e tempo di esposizione; full frame a f/2 = 100. I formati nominali sono stimati in 4:3. Trasmissione dell’obiettivo, efficienza del sensore ed elaborazione non sono incluse.

Specifiche di potenza

Capacità batteria
4.500 mAh*

Ricarica

  • Wired*
    Potenza di ricarica dichiarata
    44 W*
    Tecnologia
    wired*
    Variante / dettagli
    Source-declared charging power; compatible charger and conditions unspecified*

Connettività e software

Sistema operativo
Android 12, Funtouch 12*
Reti cellulari
GSM / HSPA / LTE / 5G*
Wi-Fi
Valore riportato 1: Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct*
Valore riportato 2: Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct*
Valore riportato 3: WLANWi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct*
Bluetooth
5.2, A2DP, LE*
NFC
Sì*

Sensori

  • accelerometer*
  • compass*
  • Fingerprint (under display, optical)*
  • gyro*
  • proximity*

Design e dimensioni

Dimensioni
159.2 x 74.2 x 7.8 mm (6.27 x 2.92 x 0.31 in)*
Peso
186 g*

Colori

  • Diamond Black*
  • Sunrise Gold*

Configurazione di sistema

Specifiche dettagliate

Specifiche 1 · 33 campi
Body Weight
186 g (6.56 oz)*
Ambito e condizioni
explicit_quantities
  • value
    186*
    unit
    g*
    original
    186 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 Build
Glass front, glass back*
Ambito e condizioni
explicit_quantities
aperture_declarations
optical_format_declarations
declared_pixel_matrices
Body SIM
Nano-SIM + Nano-SIM*
Ambito e condizioni
explicit_quantities
aperture_declarations
optical_format_declarations
declared_pixel_matrices
Display Type
6.44 inches, 100.0 cm*
Ambito e condizioni
explicit_quantities
  • value
    6,44*
    unit
    inches*
    original
    6.44 inches*
    span
    • 0*
    • 11*
    scope
    Explicit token only; no native/binned, sustained/peak or installed-variant role inferred.*
  • value
    100*
    unit
    cm*
    original
    100.0 cm*
    span
    • 13*
    • 21*
    scope
    Explicit token only; no native/binned, sustained/peak or installed-variant role inferred.*
aperture_declarations
optical_format_declarations
declared_pixel_matrices
Display Resolution
1080 x 2404 pixels, 20:9 ratio (~409 ppi density)*
Ambito e condizioni
explicit_quantities
aperture_declarations
optical_format_declarations
declared_pixel_matrices
  • x
    1.080*
    y
    2.404*
    unit
    px*
    original
    1080 x 2404*
    span
    • 0*
    • 11*
    role
    Declared source matrix; native photosite count and active physical area unverified.*
Platform OS
Android 12, Funtouch 12*
Ambito e condizioni
explicit_quantities
aperture_declarations
optical_format_declarations
declared_pixel_matrices
Platform Chipset
Mediatek Dimensity 900 (6 nm)*
Ambito e condizioni
explicit_quantities
  • value
    6*
    unit
    nm*
    original
    6 nm*
    span
    • 24*
    • 28*
    scope
    Explicit token only; no native/binned, sustained/peak or installed-variant role inferred.*
aperture_declarations
optical_format_declarations
declared_pixel_matrices
Platform Cpu
Octa-core (2x2.4 GHz Cortex-A78 & 6x2.0 GHz Cortex-A55)*
Ambito e condizioni
explicit_quantities
aperture_declarations
optical_format_declarations
declared_pixel_matrices
Platform Gpu
Mali-G68 MC4*
Ambito e condizioni
explicit_quantities
aperture_declarations
optical_format_declarations
declared_pixel_matrices
Memory Cardslot
microSDXC (uses shared SIM slot)*
Ambito e condizioni
explicit_quantities
aperture_declarations
optical_format_declarations
declared_pixel_matrices
Name
vivo X80 Lite*
Ambito e condizioni
explicit_quantities
aperture_declarations
optical_format_declarations
declared_pixel_matrices
Memory Internalmemory
256GB 8GB RAM*
Ambito e condizioni
explicit_quantities
  • value
    256*
    unit
    GB*
    original
    256GB*
    span
    • 0*
    • 5*
    scope
    Explicit token only; no native/binned, sustained/peak or installed-variant role inferred.*
  • value
    8*
    unit
    GB*
    original
    8GB*
    span
    • 6*
    • 9*
    scope
    Explicit token only; no native/binned, sustained/peak or installed-variant role inferred.*
aperture_declarations
optical_format_declarations
declared_pixel_matrices
MainCamera Cameraspecs
64 MP, f/1.8, (wide), 0.7µm, PDAF, OIS, 8 MP, f/2.2, 16mm, 120˚ (ultrawide), 1/4.0", 1.12µm, 2 MP, f/2.4, (macro)*
Ambito e condizioni
explicit_quantities
  • value
    64*
    unit
    MP*
    original
    64 MP*
    span
    • 0*
    • 5*
    scope
    Explicit token only; no native/binned, sustained/peak or installed-variant role inferred.*
  • value
    0,7*
    unit
    µm*
    original
    0.7µm*
    span
    • 22*
    • 27*
    scope
    Explicit token only; no native/binned, sustained/peak or installed-variant role inferred.*
  • value
    8*
    unit
    MP*
    original
    8 MP*
    span
    • 41*
    • 45*
    scope
    Explicit token only; no native/binned, sustained/peak or installed-variant role inferred.*
  • value
    16*
    unit
    mm*
    original
    16mm*
    span
    • 54*
    • 58*
    scope
    Explicit token only; no native/binned, sustained/peak or installed-variant role inferred.*
  • value
    1,12*
    unit
    µm*
    original
    1.12µm*
    span
    • 86*
    • 92*
    scope
    Explicit token only; no native/binned, sustained/peak or installed-variant role inferred.*
  • value
    2*
    unit
    MP*
    original
    2 MP*
    span
    • 95*
    • 99*
    scope
    Explicit token only; no native/binned, sustained/peak or installed-variant role inferred.*
aperture_declarations
  • value
    1,8*
    unit
    f-number*
    original
    f/1.8*
    span
    • 7*
    • 12*
  • value
    2,2*
    unit
    f-number*
    original
    f/2.2*
    span
    • 47*
    • 52*
  • value
    2,4*
    unit
    f-number*
    original
    f/2.4*
    span
    • 101*
    • 106*
optical_format_declarations
  • original
    1/4.0"*
    span
    • 78*
    • 84*
    role
    nominal optical format; not a physical rectangle*
declared_pixel_matrices
MainCamera Features
LED flash, HDR, panorama*
Ambito e condizioni
explicit_quantities
aperture_declarations
optical_format_declarations
declared_pixel_matrices
MainCamera Video
4K@30fps, 1080p@30fps*
Ambito e condizioni
explicit_quantities
  • value
    30*
    unit
    fps*
    original
    30fps*
    span
    • 3*
    • 8*
    scope
    Explicit token only; no native/binned, sustained/peak or installed-variant role inferred.*
  • value
    30*
    unit
    fps*
    original
    30fps*
    span
    • 16*
    • 21*
    scope
    Explicit token only; no native/binned, sustained/peak or installed-variant role inferred.*
aperture_declarations
optical_format_declarations
declared_pixel_matrices
SelfieCamera Cameraspecs
50 MP, f/2.0, (wide), AF*
Ambito e condizioni
explicit_quantities
  • value
    50*
    unit
    MP*
    original
    50 MP*
    span
    • 0*
    • 5*
    scope
    Explicit token only; no native/binned, sustained/peak or installed-variant role inferred.*
aperture_declarations
  • value
    2*
    unit
    f-number*
    original
    f/2.0*
    span
    • 7*
    • 12*
optical_format_declarations
declared_pixel_matrices
SelfieCamera Features
4K@30fps, 1080p@30fps, HDR*
Ambito e condizioni
explicit_quantities
  • value
    30*
    unit
    fps*
    original
    30fps*
    span
    • 3*
    • 8*
    scope
    Explicit token only; no native/binned, sustained/peak or installed-variant role inferred.*
  • value
    30*
    unit
    fps*
    original
    30fps*
    span
    • 16*
    • 21*
    scope
    Explicit token only; no native/binned, sustained/peak or installed-variant role inferred.*
aperture_declarations
optical_format_declarations
declared_pixel_matrices
Sound Feature
Sì*
Ambito e condizioni
explicit_quantities
aperture_declarations
optical_format_declarations
declared_pixel_matrices
Sound 3.5mmjack
No*
Ambito e condizioni
explicit_quantities
aperture_declarations
optical_format_declarations
declared_pixel_matrices
COMMS WLAN
WLANWi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct*
Ambito e condizioni
explicit_quantities
aperture_declarations
optical_format_declarations
declared_pixel_matrices
COMMS Bluetooth
5.2, A2DP, LE*
Ambito e condizioni
explicit_quantities
aperture_declarations
optical_format_declarations
declared_pixel_matrices
COMMS NFC
Sì*
Ambito e condizioni
explicit_quantities
aperture_declarations
optical_format_declarations
declared_pixel_matrices
COMMS Radio
No*
Ambito e condizioni
explicit_quantities
aperture_declarations
optical_format_declarations
declared_pixel_matrices
COMMS USB
USB Type-C 2.0, OTG*
Ambito e condizioni
explicit_quantities
aperture_declarations
optical_format_declarations
declared_pixel_matrices
Battery Type
4500 mAh*
Ambito e condizioni
explicit_quantities
  • value
    4.500*
    unit
    mAh*
    original
    4500 mAh*
    span
    • 0*
    • 8*
    scope
    Explicit token only; no native/binned, sustained/peak or installed-variant role inferred.*
aperture_declarations
optical_format_declarations
declared_pixel_matrices
Battery Charging
44W wired, 61% in 30 min*
Ambito e condizioni
explicit_quantities
  • value
    44*
    unit
    W*
    original
    44W*
    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
Colors
Diamond Black, Sunrise Gold*
Ambito e condizioni
explicit_quantities
aperture_declarations
optical_format_declarations
declared_pixel_matrices
Network Technology
GSM / HSPA / LTE / 5G*
Ambito e condizioni
explicit_quantities
aperture_declarations
optical_format_declarations
declared_pixel_matrices
Network 2gbands
GSM 850 / 900 / 1800 / 1900*
Ambito e condizioni
explicit_quantities
aperture_declarations
optical_format_declarations
declared_pixel_matrices
Network 3gbands
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100*
Ambito e condizioni
explicit_quantities
aperture_declarations
optical_format_declarations
declared_pixel_matrices
Network 4gbands
1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 28, 32, 38, 40, 41*
Ambito e condizioni
explicit_quantities
aperture_declarations
optical_format_declarations
declared_pixel_matrices
Network Speed
HSPA, LTE, 5G*
Ambito e condizioni
explicit_quantities
aperture_declarations
optical_format_declarations
declared_pixel_matrices
Body Dimensions
159.2 x 74.2 x 7.8 mm (6.27 x 2.92 x 0.31 in)*
Ambito e condizioni
explicit_quantities
  • value
    7,8*
    unit
    mm*
    original
    7.8 mm*
    span
    • 15*
    • 21*
    scope
    Explicit token only; no native/binned, sustained/peak or installed-variant role inferred.*
  • value
    0,31*
    unit
    in*
    original
    0.31 in*
    span
    • 37*
    • 44*
    scope
    Explicit token only; no native/binned, sustained/peak or installed-variant role inferred.*
aperture_declarations
optical_format_declarations
declared_pixel_matrices
Specifiche 2 · 1 campi
model
X80 Lite*
Ambito e condizioni
explicit_quantities
aperture_declarations
optical_format_declarations
declared_pixel_matrices
Specifiche 3 · 57 campi
Battery · Charging
44W wired, 61% in 30 min*
Battery · Type
4500 mAh*
Body · Build
Glass front, glass back*
Body · Dimensions
159.2 x 74.2 x 7.8 mm (6.27 x 2.92 x 0.31 in)*
Body · SIM
Nano-SIM + Nano-SIM*
Body · Weight
186 g (6.56 oz)*
Comms · Bluetooth
5.2, A2DP, LE*
Comms · NFC
Sì*
Comms · Positioning
GPS, GLONASS, BDS, GALILEO, QZSS*
Comms · Radio
No*
Comms · USB
USB Type-C 2.0, OTG*
Comms · WLAN
Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct*
Display · Resolution
1080 x 2404 pixels, 20:9 ratio (~409 ppi density)*
Display · Size
6.44 inches, 100.0 cm2 (~84.7% screen-to-body ratio)*
Display · Type
AMOLED, 90Hz, HDR10+, 1300 nits (peak)*
Features · Features
Color changing back panel color*
Features · Sensors
Fingerprint (under display, optical), accelerometer, gyro, proximity, compass*
Launch · Announced
2022, September 22*
Launch · Status
Available. Released 2022, September 22*
Main Camera · Features
LED flash, HDR, panorama*
Main Camera · Triple
64 MP, f/1.8, (wide), 0.7µm, PDAF, OIS 8 MP, f/2.2, 16mm, 120˚ (ultrawide), 1/4.0", 1.12µm 2 MP (macro)*
Main Camera · Video
4K@30fps, 1080p@30fps*
Memory · Card slot
microSDXC (uses shared SIM slot)*
Memory · Internal
256GB 8GB RAM*
Misc · Colors
Diamond Black, Sunrise Gold*
Misc · Models
V2208*
Network · 2G bands
GSM 850 / 900 / 1800 / 1900*
Network · 3G bands
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100*
Network · 4G bands
1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 28, 32, 38, 40, 41*
Network · 5G bands
1, 3, 5, 7, 8, 20, 28, 38, 40, 41, 77, 78 SA/NSA*
Network · Speed
HSPA, LTE, 5G*
Network · Technology
GSM / HSPA / LTE / 5G*
Our Tests · Battery (old)
Endurance rating 120h*
Our Tests · Camera
Photo / Video*
Our Tests · Display
781 nits max brightness (measured)*
Our Tests · Loudspeaker
-28.3 LUFS (Average)*
Our Tests · Performance
AnTuTu: 461428* (v9) GeekBench: 2023* (v5.1) GFXBench: 21*fps (ES 3.1 onscreen)
Platform · Chipset
Mediatek Dimensity 900 (6 nm)*
Platform · CPU
Octa-core (2x2.4 GHz Cortex-A78 & 6x2.0 GHz Cortex-A55)*
Platform · GPU
Mali-G68 MC4*
Platform · OS
Android 12, Funtouch 12*
Selfie camera · Features
HDR*
Selfie camera · Single
50 MP, f/2.0, (wide), AF*
Selfie camera · Video
4K@30fps, 1080p@30fps, HDR*
Sound · 3.5mm jack
No*
Sound · Features
24-bit/192kHz Hi-Res audio*
Sound · Loudspeaker
Sì*
Benchmark results
  • benchmark
    AnTuTu
    version
    9
    score
    461.428*
    unit
    points
    workload
    unspecified
    tested_configuration
    unspecified
  • benchmark
    GeekBench
    version
    5.1
    score
    2.023*
    unit
    points
    workload
    unspecified
    tested_configuration
    unspecified
  • benchmark
    GFXBench
    score
    21,0*
    unit
    fps
    scenario
    ES 3.1 onscreen
    version
    Non riportato
    workload
    unspecified
    tested_configuration
    unspecified
Formati ottici delle fotocamere
Rear ultrawide
Resolution
8,0* MP
Position
Rear*
Role
ultrawide*
Aperture
2,2* f-number
Optical format
1/4.0*
Charging
Wired
Rated charging power
44,0* W
Technology
wired*
Variant / details
Source-declared charging power; compatible charger and conditions unspecified*
Colors
Diamond Black
Diamond Black*
Sunrise Gold
Sunrise Gold*
Display
Display
Diagonal
6,44* in
Horizontal pixels
1.080* px
Vertical pixels
2.404* px
Technology
AMOLED, 90Hz, HDR10+, 1300 nits (peak)*
Maximum refresh rate
90,0* Hz
Front cameras
Front selfie
Resolution
50,0* MP
Position
Front*
Role
selfie*
Aperture
2,0* f-number
Memory options
8 GB
Capacity
8,0* GB
256 GB
Capacity
256,0* GB
8 GB RAM / 256 GB
Memory
8,0* GB
Capacity
256,0* GB
CPU core groups
Cortex-A78
Cores
2*
Listed frequency
2,4* GHz
Cortex-A55
Cores
6*
Listed frequency
2,0* GHz
Rear cameras
Rear wide
Resolution
64,0* MP
Position
Rear*
Role
wide*
Aperture
1,8* f-number
Stabilization
OIS*
Rear ultrawide
Resolution
8,0* MP
Position
Rear*
Role
ultrawide*
Aperture
2,2* f-number
Rear macro
Resolution
2,0* MP
Position
Rear*
Role
macro*
Sensors
Fingerprint (under display, optical)
Fingerprint (under display, optical)*
accelerometer
accelerometer*
gyro
gyro*
proximity
proximity*
compass
compass*
Specifiche 4 · 38 campi
2G bands
GSM 850 / 900 / 1800 / 1900*
3.5mm jack
No*
3G bands
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100*
4G bands
1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 28, 32, 38, 40, 41*
5G bands
1, 3, 5, 7, 8, 20, 28, 38, 40, 41, 77, 78 SA/NSA*
Announced
2022, September 22*
Battery (old)
Endurance rating 120h*
Bluetooth
5.2, A2DP, LE*
Build
Glass front, glass back*
Camera
Photo / Video*
Card slot
microSDXC (uses shared SIM slot)*
Charging
44W wired, 61% in 30 min*
Chipset
Mediatek Dimensity 900 (6 nm)*
Colors
Diamond Black, Sunrise Gold*
CPU
Octa-core (2x2.4 GHz Cortex-A78 & 6x2.0 GHz Cortex-A55)*
Dimensions
159.2 x 74.2 x 7.8 mm (6.27 x 2.92 x 0.31 in)*
Display
781 nits max brightness (measured)*
GPU
Mali-G68 MC4*
Internal
256GB 8GB RAM*
Loudspeaker
-28.3 LUFS (Average)*
Models
V2208*
NFC
Sì*
OS
Android 12, Funtouch 12*
Performance
AnTuTu: 461428* (v9) GeekBench: 2023* (v5.1) GFXBench: 21*fps (ES 3.1 onscreen)
Positioning
GPS, GLONASS, BDS, GALILEO, QZSS*
Radio
No*
Sensors
Fingerprint (under display, optical), accelerometer, gyro, proximity, compass*
SIM
Nano-SIM + Nano-SIM*
Size
6.44 inches, 100.0 cm2 (~84.7% screen-to-body ratio)*
Speed
HSPA, LTE, 5G*
Status
Available. Released 2022, September 22*
Technology
GSM / HSPA / LTE / 5G*
USB
USB Type-C 2.0, OTG*
Weight
186 g (6.56 oz)*
WLAN
Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct*
Benchmark results
  • benchmark
    AnTuTu
    version
    9
    score
    461.428*
    unit
    points
    workload
    unspecified
    tested_configuration
    unspecified
  • benchmark
    GeekBench
    version
    5.1
    score
    2.023*
    unit
    points
    workload
    unspecified
    tested_configuration
    unspecified
  • benchmark
    GFXBench
    score
    21,0*
    unit
    fps
    scenario
    ES 3.1 onscreen
    version
    Non riportato
    workload
    unspecified
    tested_configuration
    unspecified
Memory options
8 GB
Capacity
8,0* GB
256 GB
Capacity
256,0* GB
8 GB RAM / 256 GB
Memory
8,0* GB
Capacity
256,0* GB
CPU core groups
Cortex-A78
Cores
2*
Listed frequency
2,4* GHz
Cortex-A55
Cores
6*
Listed frequency
2,0* GHz

* Dati provvisori