Oppo A57 4G vs vivo Y55s (2023)

Phones Images

PHONES
Phone Names	Oppo A57 4G	vivo Y55s (2023)

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

Launch
Announced	2022, May 27	2023, January 21
Status	Available. Released 2022, June 06	Available. Released 2023, January 21

Body
Build	Glass front, plastic frame, plastic back	Glass front, plastic frame, plastic back
Dimensions	163.7 x 75 x 8 mm (6.44 x 2.95 x 0.31 in)	164 x 75.9 x 8.3 mm (6.46 x 2.99 x 0.33 in)
SIM	Nano-SIM + Nano-SIM	Nano-SIM + Nano-SIM
Weight	187 g (6.60 oz)	187 g (6.60 oz)
	IP5X (dust), IPX4 (water) resistance	-

Display
Resolution	720 x 1612 pixels, 20:9 ratio (~269 ppi density)	1080 x 2408 pixels, 20:9 ratio (~401 ppi density)
Size	6.56 inches, 103.4 cm2 (~84.2% screen-to-body ratio)	6.58 inches, 104.3 cm2 (~83.8% screen-to-body ratio)
Type	IPS LCD	IPS LCD

Platform
CPU	Octa-core (4x2.3 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53)	Octa-core (2x2.2 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55)
Chipset	Mediatek MT6765G Helio G35 (12 nm)	Mediatek Dimensity 700 (7 nm)
GPU	PowerVR GE8320	Mali-G57 MC2
OS	Android 12, upgradable to Android 14, ColorOS 14	Android 12, Funtouch 12

Memory
Card slot	microSDXC	microSDXC
Internal	64GB 3GB RAM, 64GB 4GB RAM, 128GB 4GB RAM	128GB 4GB RAM, 128GB 6GB RAM
	eMMC 5.1	-

Main Camera
Dual	13 MP, f/2.2, 26mm (wide), 1/3.06", 1.12µm, AF Auxiliary lens	-
Features	LED flash, HDR, panorama	Dual-LED flash, HDR, panorama
Single	8 MP, f/2.0, (wide)	8 MP, f/1.8, (wide)
Triple	-	50 MP, f/1.8, 26mm (wide), PDAF 2 MP (macro) Auxiliary lens
Video	1080p@30fps	1080p@30fps, gyro-EIS

Selfie camera
Features	HDR	-
Single	8 MP, f/2.0, (wide)	8 MP, f/1.8, (wide)
Video	1080p@30fps	1080p@30fps

Sound
3.5mm jack	Yes	Yes
35mm jack	Yes	Yes
Loudspeaker	Yes	Yes

Comms
Bluetooth	5.3, A2DP, LE, aptX HD	5.1, A2DP, LE
NFC	No	Yes
Positioning	GPS	GPS, GLONASS, GALILEO, BDS, QZSS
Radio	Unspecified	FM radio
USB	USB Type-C 2.0, OTG	USB Type-C, 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, proximity	Fingerprint (side-mounted), accelerometer, gyro, proximity, compass

Battery
Charging	33W wired, 50% in 30 min	18W wired
Type	Li-Po 5000 mAh	5000 mAh

Misc
Colors	Glowing Black, Glowing Green	Black, Blue
Models	CPH2387	-
Price	About 440 EUR	About 250 EUR