Realme 8 Pro vs vivo Y51a

Phones Images
Realme 8 Pro vivo Y51a
PHONES
Phone Names Realme 8 Pro vivo Y51a
Network
2G bandsGSM 850 / 900 / 1800 / 1900GSM 850 / 900 / 1800 / 1900
3G bandsHSDPA 850 / 900 / 2100HSDPA 850 / 900 / 2100
4G bands1, 3, 5, 7, 8, 20, 28, 38, 40, 41 - International1, 3, 5, 8, 40
SpeedHSPA, LTEHSPA, LTE
TechnologyGSM / HSPA / LTEGSM / HSPA / LTE
 1, 3, 5, 8, 38, 40, 41 - Asia-
Launch
Announced2021, March 242021, January 08
StatusAvailable. Released 2021, March 25Available. Released 2021, January 23
Body
BuildGlass front, plastic frame, plastic back-
Dimensions160.6 x 73.9 x 8.1 mm (6.32 x 2.91 x 0.32 in)163.9 x 75.3 x 8.4 mm (6.45 x 2.96 x 0.33 in)
SIMNano-SIM + Nano-SIMNano-SIM + Nano-SIM
Weight176 g (6.21 oz)188 g (6.63 oz)
Display
Resolution1080 x 2400 pixels, 20:9 ratio (~411 ppi density)1080 x 2408 pixels, 20:9 ratio (~401 ppi density)
Size6.4 inches, 98.9 cm2 (~83.3% screen-to-body ratio)6.58 inches, 104.3 cm2 (~84.5% screen-to-body ratio)
TypeSuper AMOLED, 430 nits (typ), 1000 nits (peak)IPS LCD
 Always-on display-
Platform
CPUOcta-core (2x2.3 GHz Kryo 465 Gold & 6x1.8 GHz Kryo 465 Silver)Octa-core (4x2.0 GHz Kryo 260 Gold & 4x1.8 GHz Kryo 260 Silver)
ChipsetQualcomm SM7125 Snapdragon 720G (8 nm)Qualcomm SM6115 Snapdragon 662 (11 nm)
GPUAdreno 618Adreno 610
OSAndroid 11, upgradable to Android 12, Realme UI 3.0Android 11, upgradable to Android 12, Funtouch 12
Memory
Card slotmicroSDXC (dedicated slot)microSDXC (dedicated slot)
Internal128GB 6GB RAM, 128GB 8GB RAM128GB 6GB RAM, 128GB 8GB RAM
 UFS 2.1-
Main Camera
FeaturesLED flash, HDR, panoramaLED flash, HDR, panorama
Quad108 MP, f/1.9, 26mm (wide), 1/1.52", 0.7µm, PDAF 8 MP, f/2.3, 119˚, 16mm (ultrawide), 1/4.0", 1.12µm 2 MP (macro) Auxiliary lens-
Triple-48 MP, f/1.8, (wide), 1/2.0", 0.8µm, PDAF 8 MP, f/2.2, 120˚, (ultrawide), 1/4.0", 1.12µm 2 MP (macro)
Video4K@30fps, 1080p@30/60/120/480fps, 720p@960fps, gyro-EIS4K@30fps, 1080p@30fps, gyro-EIS
Selfie camera
FeaturesHDR, panoramaHDR
Single16 MP, f/2.5, (wide), 1/3.0", 1.0µm16 MP, f/2.0, (wide), 1/3.06" 1.0µm
Video1080p@30/120fps, gyro-EIS1080p@30fps
Sound
3.5mm jack YesYes
35mm jackYesYes
Loudspeaker YesYes
 24-bit/192kHz audio-
Comms
Bluetooth5.0, A2DP, LE5.0, A2DP, LE
NFCYes (market/region dependent)No
PositioningGPS, GLONASS, BDSGPS, GLONASS, GALILEO, BDS
RadioNoFM radio
USBUSB Type-C 2.0, OTGUSB Type-C 2.0, OTG
WLANWi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi DirectWi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct
Features
SensorsFingerprint (under display, optical), accelerometer, gyro, proximity, compassFingerprint (side-mounted), accelerometer, gyro, proximity, compass
Battery
Charging50W wired, 50% in 17 min, 100% in 47 min18W wired, 70% in 67 min
Type4500 mAh5000 mAh
Misc
ColorsInfinite Blue, Infinite Black, Punk Black, Illuminating YellowTitanium Sapphire, Crystal Symphony
ModelsRMX3081V2031
PriceAbout 550 EURAbout 200 EUR
SAR1.10 W/kg (head)     0.53 W/kg (body)0.87 W/kg (head)     0.39 W/kg (body)
Tests
Battery life Endurance rating 116h -
Camera Photo / Video-
Display Contrast ratio: Infinite (nominal)-
Loudspeaker -28.2 LUFS (Average) -
Performance AnTuTu: 286666 (v8) GeekBench: 1678 (v5.1) GFXBench: 16fps (ES 3.1 onscreen)-
OUR TESTS
Battery (old)Endurance rating 116h-
CameraPhoto / Video-
DisplayContrast ratio: Infinite (nominal)-
Loudspeaker-28.2 LUFS (Average)-
PerformanceAnTuTu: 286666 (v8) GeekBench: 1678 (v5.1) GFXBench: 16fps (ES 3.1 onscreen)-