vivo Y51a vs Realme 8 Pro

Phones Images

PHONES
Phone Names	vivo Y51a	Realme 8 Pro

Network
2G bands	GSM 850 / 900 / 1800 / 1900	GSM 850 / 900 / 1800 / 1900
3G bands	HSDPA 850 / 900 / 2100	HSDPA 850 / 900 / 2100
4G bands	1, 3, 5, 8, 40	1, 3, 5, 7, 8, 20, 28, 38, 40, 41 - International
Speed	HSPA, LTE	HSPA, LTE
Technology	GSM / HSPA / LTE	GSM / HSPA / LTE
	-	1, 3, 5, 8, 38, 40, 41 - Asia

Launch
Announced	2021, January 08	2021, March 24
Status	Available. Released 2021, January 23	Available. Released 2021, March 25

Body
Build	-	Glass front, plastic frame, plastic back
Dimensions	163.9 x 75.3 x 8.4 mm (6.45 x 2.96 x 0.33 in)	160.6 x 73.9 x 8.1 mm (6.32 x 2.91 x 0.32 in)
SIM	Nano-SIM + Nano-SIM	Nano-SIM + Nano-SIM
Weight	188 g (6.63 oz)	176 g (6.21 oz)

Display
Resolution	1080 x 2408 pixels, 20:9 ratio (~401 ppi density)	1080 x 2400 pixels, 20:9 ratio (~411 ppi density)
Size	6.58 inches, 104.3 cm2 (~84.5% screen-to-body ratio)	6.4 inches, 98.9 cm2 (~83.3% screen-to-body ratio)
Type	IPS LCD	Super AMOLED, 430 nits (typ), 1000 nits (peak)
	-	Always-on display

Platform
CPU	Octa-core (4x2.0 GHz Kryo 260 Gold & 4x1.8 GHz Kryo 260 Silver)	Octa-core (2x2.3 GHz Kryo 465 Gold & 6x1.8 GHz Kryo 465 Silver)
Chipset	Qualcomm SM6115 Snapdragon 662 (11 nm)	Qualcomm SM7125 Snapdragon 720G (8 nm)
GPU	Adreno 610	Adreno 618
OS	Android 11, upgradable to Android 12, Funtouch 12	Android 11, upgradable to Android 12, Realme UI 3.0

Memory
Card slot	microSDXC (dedicated slot)	microSDXC (dedicated slot)
Internal	128GB 6GB RAM, 128GB 8GB RAM	128GB 6GB RAM, 128GB 8GB RAM
	-	UFS 2.1

Main Camera
Features	LED flash, HDR, panorama	LED flash, HDR, panorama
Quad	-	108 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)	-
Video	4K@30fps, 1080p@30fps, gyro-EIS	4K@30fps, 1080p@30/60/120/480fps, 720p@960fps, gyro-EIS

Selfie camera
Features	HDR	HDR, panorama
Single	16 MP, f/2.0, (wide), 1/3.06" 1.0µm	16 MP, f/2.5, (wide), 1/3.0", 1.0µm
Video	1080p@30fps	1080p@30/120fps, gyro-EIS

Sound
3.5mm jack	Yes	Yes
35mm jack	Yes	Yes
Loudspeaker	Yes	Yes
	-	24-bit/192kHz audio

Comms
Bluetooth	5.0, A2DP, LE	5.0, A2DP, LE
NFC	No	Yes (market/region dependent)
Positioning	GPS, GLONASS, GALILEO, BDS	GPS, GLONASS, BDS
Radio	FM radio	No
USB	USB Type-C 2.0, OTG	USB Type-C 2.0, OTG
WLAN	Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct	Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct

Features
Sensors	Fingerprint (side-mounted), accelerometer, gyro, proximity, compass	Fingerprint (under display, optical), accelerometer, gyro, proximity, compass

Battery
Charging	18W wired, 70% in 67 min	50W wired, 50% in 17 min, 100% in 47 min
Type	5000 mAh	4500 mAh

Misc
Colors	Titanium Sapphire, Crystal Symphony	Infinite Blue, Infinite Black, Punk Black, Illuminating Yellow
Models	V2031	RMX3081
Price	About 200 EUR	About 550 EUR
SAR	0.87 W/kg (head)     0.39 W/kg (body)	1.10 W/kg (head)     0.53 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
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)