Oppo A57s vs Oppo A78

Phones Images
PHONES
Phone Names Oppo A57s Oppo A78
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, 13, 17, 18, 19, 20, 26, 28, 38, 39, 40, 41, 66
5G bands-1, 3, 5, 7, 8, 20, 28, 38, 40, 41, 66, 77, 78 SA/NSA
SpeedHSPA, LTEHSPA, LTE, 5G
TechnologyGSM / HSPA / LTEGSM / HSPA / LTE / 5G
 -IP54
Launch
Announced2022, August 312023, January 07
StatusAvailable. Released 2022, September 12Available. Released 2023, January 07
Body
BuildGlass front (Panda Glass), 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)188 g (6.63 oz)
 IP5X (dust), IPX4 (water) resistance-
Display
ProtectionPanda GlassPanda 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 (2x2.2 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55)
ChipsetMediatek MT6765G Helio G35 (12 nm)Mediatek Dimensity 700 (7 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 RAM128GB 4GB RAM, 128GB 8GB RAM, 256GB 8GB RAM
 eMMC 5.1UFS 2.2
Main Camera
Dual50 MP, f/1.8, 27mm (wide), PDAF Auxiliary lens50 MP, f/1.8, 27mm (wide), PDAF Auxiliary lens
FeaturesLED flash, HDR, panoramaLED flash, HDR, panorama
Single8 MP, f/2.0, 26mm (wide)8 MP, f/2.0, 27mm (wide)
Video1080p@30fps1080p@30fps
Selfie camera
FeaturesPanorama-
Single8 MP, f/2.0, 26mm (wide)8 MP, f/2.0, 27mm (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
NFCYesYes
PositioningGPS, GLONASS, BDS, GALILEO, QZSSGPS, GALILEO, GLONASS, BDS, 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
Features
SensorsFingerprint (side-mounted), accelerometer, proximity, compassFingerprint (side-mounted), accelerometer, proximity, compass
Battery
Charging33W wired, 100% in 69 min33W wired, PD, 52% in 30 min, 100% in 67 min
TypeLi-Po 5000 mAhLi-Po 5000 mAh
Misc
ColorsStarry Black, Sky BlueGlowing Black, Glowing Purple
ModelsCPH2385CPH2483, CPH2495
Price-€ 188.99 / $ 102.92 / ₹ 16,290