Oppo A3 4G vs Oppo A57

General Info

Manufacturer
Oppo	Oppo
Announced
August 2024	April 2022
Status
Available - August 2024	Coming Soon - April 2022
Colors
Sparkle Black, Starry Purple, Starlight White	Black, Blue, Lilac
Form Factor
Candybar	Candybar
Dimension
165.8 x 76.1 x 7.7 mm (6.53 x 3 x 0.3 in)	163.8 x 75.1 x 8 mm (6.45 x 2.96 x 0.31 in)
Weight
186 g (6.56 oz)	186 g (6.56 oz)
SIM Type
Dual SIM (Nano-SIM, dual stand-by)	Dual SIM (Nano-SIM, dual stand-by)
2G Network
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2	GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 CDMA2000 1x
3G Network
HSDPA 800 / 850 / 900 / 1700(AWS) / 1900 / 2100 - version 1 HSDPA 850 / 900 / 2100 - version 2 HSDPA 900 / 2100 - version 3, version 4	HSDPA 800 / 850 / 900 / 1900 / 2100
4G Network
1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 26, 28, 38, 40, 41, 66 - version 1 1, 3, 5, 7, 8, 20, 28, 38, 40, 41 - version 2 1, 3, 7, 8, 20, 28, 38, 40, 41 - version 3 1, 3, 5, 8, 40 - version 4	1, 3, 5, 7, 8, 28, 34, 38, 39, 40, 41
5G Network
-	1, 5, 8, 28, 41, 77, 78 SA/NSA
Messaging

Build Features
- Fingerprint Sensor (side-mounted) IP54, dust and splash resistant MIL-STD-810H compliant* * does not guarantee ruggedness or use in extreme conditions	- Fingerprint Sensor (side-mounted)

OS
Android 14,	Android 12
User Interface
ColorOS 14	ColorOS 12.1
Processor
Qualcomm Snapdragon 6s Gen 1	Octa-core (2x2.4 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55), MediaTek MT6833P Dimensity 810 5G (6 nm) [Similar]
GPU
Adreno 610 [Similar]	Mali-G57 MC2 [Similar]
RAM
8 GB [Browse Similar]	8 GB [Browse Similar]
Internal Memory
256 GB	128 GB
External Memory
microSDXC	microSDXC

Type
FHD+ IPS LCD Screen 90Hz Refresh Rate, 1000 Nits (HBM) Panda Glass Protections	HD+ IPS LCD Screen 90Hz Refresh Rate 480 nits (typ), 600 nits (HBM)
Colors
16M colors	16M colors
Size
6.67 inches [Similar]	6.56 inches [Similar]
Resolution
720 x 1604 pixels (264 ppi)	720 x 1612 pixels (269 ppi)
Screen-to-Body Ratio
84.73%	84.12%
Multi-Touch

Rear Camera
50 MP [Similar]	13 MP + 2 MP [Similar]
Flash
LED Flash	LED Flash
Features
50 MP, f/1.8, (wide), PDAF Auxiliary lens HDR, Panorama	13 MP, f/2.2, 26mm (wide), 1/3.06", 1.12µm, AF 2 MP, f/2.4, (depth) HDR, Panorama
Video
1080p@30/60fps	1080p@30fps
Front Camera
5 MP, f/2.2, (wide) Video - 1080p@30fps [Similar]	8 MP, f/2.0, 26mm (wide) 1080p@30fps [Similar]

GPRS
Yes	Yes
Edge
Yes	Yes
3G
HSPA, LTE	HSPA 42.2/5.76 Mbps, LTE, 5G
Bluetooth
5.0, A2DP, LE	5.2, A2DP, LE, aptX HD
Wi-Fi
Wi-Fi 802.11 a/b/g/n/ac, dual-band	Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot
USB
USB Type-C 2.0, OTG	USB Type-C 2.0, USB On-The-Go
GPS
GPS, GALILEO, GLONASS, BDS, QZSS	Yes, with A-GPS, GLONASS, GALILEO, BDS, QZSS
Browser
Yes	Yes

Internal
256 GB, 8 GB RAM or 256 GB, 6 GB RAM or 128 GB, 8 GB RAM or 128 GB, 6 GB RAM or 128 GB, 4 GB RAM eMMC 5.1	128 GB, 8 GB RAM or 128 GB, 6 GB RAM UFS 2.2/2.1
Expandable Storage
microSDXC	microSDXC
USB OTG
Supported	Supported

Fingerprint

Proximity Sensor

Accelerometer Sensor

Magnetic-field Sensor (Compass)

Gyroscope Sensor

NFC

Type
Non-removable Li-Po Battery Fast Battery Charging 45W wired, PD2.0, PPS, 50% in 30 min	Non-removable Li-Po Battery Fast battery charging
Capacity
5100 mAh	5000 mAh
Stand by
-	-
Talk Time
-	-