Oppo A57s vs Oppo A77

Phones Images
PHONES
Phone Names Oppo A57s Oppo A77
Network
2G bandsGSM 850 / 900 / 1800 / 1900GSM 850 / 900 / 1800 / 1900
3G bandsHSDPA 850 / 900 / 2100HSDPA 800 / 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands1, 3, 5, 7, 8, 20, 28, 38, 40, 411, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 26, 28, 38, 39, 40, 41, 66
5G bands-1, 3, 5, 7, 8, 20, 28, 38, 40, 41, 77, 78 SA/NSA
SpeedHSPA, LTEHSPA, LTE, 5G
TechnologyGSM / HSPA / LTEGSM / HSPA / LTE / 5G
Launch
Announced2022, August 312022, June 01
StatusAvailable. Released 2022, September 12Available. Released 2022, June 10
Body
BuildGlass front (Panda Glass), plastic frame, plastic backGlass front, plastic frame, plastic back
Dimensions163.8 x 75 x 8 mm (6.45 x 2.95 x 0.31 in)163.8 x 75.1 x 8 mm (6.45 x 2.96 x 0.31 in)
SIMNano-SIM + Nano-SIMNano-SIM + Nano-SIM
Weight187 g (6.60 oz)190 g (6.70 oz)
 IP5X (dust), IPX4 (water) resistanceIPX4 water resistant
Display
ProtectionPanda Glass-
Resolution720 x 1612 pixels, 20:9 ratio (~269 ppi density)720 x 1612 pixels, 20:9 ratio (~269 ppi density)
Size6.56 inches, 103.4 cm2 (~84.2% screen-to-body ratio)6.56 inches, 103.4 cm2 (~84.0% screen-to-body ratio)
TypeIPS LCD, 480 nits (typ), 600 nits (HBM)IPS LCD, 90Hz, 480 nits (typ), 600 nits (HBM)
Platform
CPUOcta-core (4x2.3 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53)Octa-core (2x2.4 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55)
ChipsetMediatek MT6765G Helio G35 (12 nm)Mediatek Dimensity 810 (6 nm)
GPUPowerVR GE8320Mali-G57 MC2
OSAndroid 12, ColorOS 12.1Android 12, upgradable to Android 14, ColorOS 14
Memory
Card slotmicroSDXCmicroSDXC
Internal64GB 4GB RAM, 128GB 4GB RAM64GB 4GB RAM, 128GB 4GB RAM, 128GB 6GB RAM
 eMMC 5.1UFS 2.2
Main Camera
Dual50 MP, f/1.8, 27mm (wide), PDAF Auxiliary lens48 MP, f/1.7, 26mm (wide), PDAF Auxiliary lens
FeaturesLED flash, HDR, panoramaLED flash, HDR, panorama
Single8 MP, f/2.0, 26mm (wide)-
Video1080p@30fps1080p@30fps
Selfie camera
FeaturesPanoramaPanorama
Single8 MP, f/2.0, 26mm (wide)8 MP, f/2.0, 26mm (wide)
Video1080p@30fps1080p@30fps
Sound
3.5mm jack YesYes
35mm jackYesYes
Loudspeaker Yes, with stereo speakersYes, with stereo speakers
Comms
Bluetooth5.3, A2DP, LE, aptX HD5.3, A2DP, LE, aptX HD
NFCYesYes
PositioningGPS, GLONASS, BDS, GALILEO, QZSSGPS, GLONASS, BDS, GALILEO, QZSS
RadioNoNo
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 (side-mounted), accelerometer, proximity, compassFingerprint (side-mounted), accelerometer, proximity, compass
Battery
Charging33W wired, 100% in 69 min33W wired, 53% in 30 min
TypeLi-Po 5000 mAhLi-Po 5000 mAh
Misc
ColorsStarry Black, Sky BlueOcean Blue, Midnight Black
ModelsCPH2385CPH2339
Price-€ 149.90 / £ 159.00