vivo Y55 5G vs Oppo A57

Phones Images

PHONES
Phone Names	vivo Y55 5G	Oppo A57

Network
2G bands	GSM 850 / 900 / 1800 / 1900	GSM 850 / 900 / 1800 / 1900
3G bands	HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100	HSDPA 800 / 850 / 900 / 1900 / 2100
4G bands	1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 28, 32, 38, 39, 40, 41	1, 3, 5, 7, 8, 28, 34, 38, 39, 40, 41
5G bands	1, 3, 5, 7, 8, 20, 28, 38, 40, 41, 78 SA/NSA	1, 5, 8, 28, 41, 77, 78 SA/NSA
Speed	HSPA, LTE, 5G	HSPA, LTE, 5G
Technology	GSM / HSPA / LTE / 5G	GSM / CDMA / HSPA / CDMA2000 / LTE / 5G

Launch
Announced	2022, January 17	2022, April 14
Status	Available. Released 2022, January 17	Available. Released 2022, April 15

Body
Build	Glass front, plastic frame, plastic back	Glass front, plastic frame, plastic back
Dimensions	164 x 75.9 x 8.3 mm (6.46 x 2.99 x 0.33 in)	163.8 x 75.1 x 8 mm (6.45 x 2.96 x 0.31 in)
SIM	Nano-SIM + Nano-SIM	Nano-SIM + Nano-SIM
Weight	187 g (6.60 oz)	186 g (6.56 oz)

Display
Resolution	1080 x 2408 pixels, 20:9 ratio (~401 ppi density)	720 x 1612 pixels, 20:9 ratio (~269 ppi density)
Size	6.58 inches, 104.3 cm2 (~83.8% screen-to-body ratio)	6.56 inches, 103.4 cm2 (~84.0% screen-to-body ratio)
Type	IPS LCD	IPS LCD, 90Hz, 480 nits (typ), 600 nits (HBM)

Platform
CPU	Octa-core (2x2.2 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55)	Octa-core (2x2.4 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55)
Chipset	Mediatek Dimensity 700 (7 nm)	Mediatek Dimensity 810 (6 nm)
GPU	Mali-G57 MC2	Mali-G57 MC2
OS	Android 11, Funtouch 12	Android 12, ColorOS 12.1

Memory
Card slot	microSDXC	microSDXC
Internal	128GB 4GB RAM, 128GB 6GB RAM	128GB 6GB RAM, 128GB 8GB RAM, 256GB 8GB RAM

Main Camera
Dual	-	13 MP, f/2.2, 26mm (wide), 1/3.06", 1.12µm, AF Auxiliary lens
Features	Dual-LED flash, HDR, panorama	LED flash, HDR, panorama
Single	8 MP, f/1.8, (wide)	-
Triple	50 MP, f/1.8, 26mm (wide), PDAF 2 MP (macro) Auxiliary lens	-
Video	1080p@30fps, gyro-EIS	1080p@30fps

Selfie camera
Single	8 MP, f/1.8, (wide)	8 MP, f/2.0, 26mm (wide)
Video	1080p@30fps	1080p@30fps

Sound
3.5mm jack	Yes	-
35mm jack	Yes	Yes
Loudspeaker	Yes	Yes, with stereo speakers

Comms
Bluetooth	5.1, A2DP, LE	5.2, A2DP, LE, aptX HD
NFC	Yes	No
Positioning	GPS, GLONASS, GALILEO, BDS, QZSS	GPS, GLONASS, GALILEO, BDS, QZSS
Radio	FM radio	No
USB	USB Type-C, 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 (side-mounted), accelerometer, gyro, proximity, compass

Battery
Charging	18W wired	10W wired
Type	5000 mAh	Li-Po 5000 mAh

Misc
Colors	Black, Blue	Black, Blue, Lilac
Models	V2127, V2154	PFTM20
Price	About 250 EUR	About 200 EUR

OUR TESTS
Display	-	761 nits max brightness (measured)