Product
Oppo A93
Oppo A93
Samsung Galaxy M55s
Samsung Galaxy M55s
Battery
Charging 18W wired 45W wired
Type Li-Po 4000 mAh 5000 mAh
Body
Build Glass front, plastic back -
Dimensions 160.1 x 73.8 x 7.5 mm (6.30 x 2.91 x 0.30 in) 163.9 x 76.5 x 7.8 mm (6.45 x 3.01 x 0.31 in)
SIM Nano-SIM + Nano-SIM Nano-SIM + Nano-SIM
Weight 164 g (5.78 oz) 180 g (6.35 oz)
Comms
Bluetooth 5.1, A2DP, LE, aptX HD 5.2, A2DP, LE
NFC No Yes
Positioning GPS, GLONASS, GALILEO, BDS, QZSS GPS, GALILEO, GLONASS, BDS, QZSS
Radio FM radio No
USB USB Type-C 2.0, 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/6, dual-band, Wi-Fi Direct
Display
Resolution 1080 x 2400 pixels, 20:9 ratio (~409 ppi density) 1080 x 2400 pixels, 20:9 ratio (~393 ppi density)
Size 6.43 inches, 99.8 cm2 (~84.5% screen-to-body ratio) 6.7 inches, 108.4 cm2 (~86.4% screen-to-body ratio)
Type Super AMOLED, 430 nits (typ), 800 nits (peak) Super AMOLED+, 120Hz, 1000 nits (HBM)
Features
Sensors Fingerprint (under display, optical), accelerometer, gyro, proximity, compass Fingerprint (under display, optical), accelerometer, gyro, proximity, compass
Launch
Announced 2020, October 01 2024, September 24
Status Available. Released 2020, October 01 Available. Released 2024, September 26
Main Camera
Features LED flash, HDR, panorama LED flash, panorama, HDR
Quad 48 MP, f/1.7, 26mm (wide), 1/2.0", 0.8µm, PDAF 8 MP, f/2.2, 119˚, 16mm (ultrawide), 1/4.0", 1.12µm 2 MP, f/2.4, (depth) 2 MP, f/2.4, (depth) -
Triple - 50 MP, f/1.8, (wide), 1/1.56", 1.0µm, PDAF, OIS 8 MP, f/2.2, 123˚ (ultrawide) 2 MP, f/2.4, (macro)
Video 4K@30fps, 1080p@30/120fps, gyro-EIS 4K@30fps, 1080p@30/60fps, gyro-EIS, OIS
Memory
Card slot microSDXC (dedicated slot) microSDXC (uses shared SIM slot)
Internal 128GB 8GB RAM 128GB 8GB RAM, 256GB 8GB RAM
  UFS 2.1 -
Misc
Colors Matte Black, Metallic White Thunder Black, Coral Green
Models CPH2121, CPH2123 SM-M558B, SM-M558B/DS
SAR - 0.93 W/kg (head)    
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, 38, 40, 41 1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 25, 26, 28, 38, 40, 41, 66
5G bands - 1, 3, 5, 7, 8, 20, 28, 38, 40, 41, 66, 77, 78 SA/NSA/Sub6
Speed HSPA, LTE HSPA, LTE, 5G
Technology GSM / HSPA / LTE GSM / HSPA / LTE / 5G
Platform
Chipset Mediatek MT6779V Helio P95 (12 nm) Qualcomm SM7450-AB Snapdragon 7 Gen 1 (4 nm)
CPU Octa-core (2x2.2 GHz Cortex-A75 & 6x2.0 GHz Cortex-A55) Octa-core (1x2.4 GHz Cortex-A710 & 3x2.36 GHz Cortex-A710 & 4x1.8 GHz Cortex-A510)
GPU PowerVR GM9446 Adreno 644
OS Android 10, ColorOS 7.2 Android 14, up to 4 major Android upgrades, One UI 6.1
Selfie camera
Dual 16 MP, f/2.4, (wide), 1/3.09", 1.0µm 2 MP, f/2.4, (depth) -
Features HDR -
Single - 50 MP, f/2.4, (wide)
Video 1080p@30fps 4K@30fps, 1080p@30/60fps
Sound
3.5mm jack Yes No
Loudspeaker Yes Yes, with stereo speakers