Product
Oppo A55
Oppo A55
Samsung Galaxy A16 5G
Samsung Galaxy A16 5G
Battery
Charging 18W wired 25W wired
Type Li-Po 5000 mAh 5000 mAh
Body
Build - Glass front, plastic back, plastic frame
Dimensions 163.6 x 75.7 x 8.4 mm (6.44 x 2.98 x 0.33 in) 164.4 x 77.9 x 7.9 mm (6.47 x 3.07 x 0.31 in)
SIM Nano-SIM + Nano-SIM Nano-SIMNano-SIM + eSIMNano-SIM + Nano-SIM
Weight 193 g (6.81 oz) 200 g (7.05 oz)
  Splash-proof IP54 dust protected and water resistant (water splashes)
Comms
Bluetooth 5.0, A2DP, LE, aptX 5.3, A2DP, LE
NFC Yes (market/region dependent) Yes (market/region dependent)
Positioning GPS, GLONASS, GALILEO, BDS, QZSS GPS, GALILEO, GLONASS, BDS, QZSS
Radio No No
USB USB Type-C 2.0, OTG USB Type-C 2.0
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
Display
Protection NEG T2X-1 -
Resolution 720 x 1600 pixels, 20:9 ratio (~270 ppi density) 1080 x 2340 pixels, 19.5:9 ratio (~385 ppi density)
Size 6.51 inches, 102.3 cm2 (~82.6% screen-to-body ratio) 6.7 inches, 110.2 cm2 (~86.0% screen-to-body ratio)
Type IPS LCD, 480 nits (typ), 550 nits (peak) Super AMOLED, 90Hz, 800 nits (HBM)
Features
Sensors Fingerprint (side-mounted), accelerometer, proximity, compass Fingerprint (side-mounted), accelerometer, gyro, compass
  - Virtual proximity sensing
Launch
Announced 2021, October 01 2024, October 07
Status Available. Released 2021, October 01 Available. Released 2024, October 25
Main Camera
Features LED flash, HDR, panorama LED flash, panorama, HDR
Triple 50 MP, f/1.8 26mm (wide), PDAF 2 MP, f/2.4, (macro) 2 MP, f/2.4, (depth) 50 MP, f/1.8, (wide), 1/2.76", 0.64µm, AF5 MP, f/2.2, (ultrawide), 1/5.0", 1.12µm2 MP, f/2.4, (macro)
Video 1080p@30fps 1080p@30fps, gyro-EIS
Memory
Card slot microSDXC (dedicated slot) microSDXC (uses shared SIM slot)
Internal 64GB 4GB RAM, 128GB 4GB RAM, 128GB 6GB RAM 128GB 4GB RAM, 128GB 6GB RAM, 128GB 8GB RAM, 256GB 8GB RAM
Misc
Colors Rainbow Blue, Starry Black, Green Blue Black, Light Gray, Gold, Light Green
Models CPH2325 SM-A166B, SM-A166B/DS, SM-A166P, SM-A166P/DS, SM-A166E, SM-A166E/DS
SAR EU - 0.38 W/kg (head)     0.94 W/kg (body)    
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, 8, 38, 40, 41 1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 28, 38, 40, 41, 66 - International
5G bands - 1, 3, 7, 8, 20, 28, 38, 40, 41, 77, 78 SA/NSA/Sub6 - International
Speed HSPA, LTE HSPA, LTE, 5G
Technology GSM / HSPA / LTE GSM / HSPA / LTE / 5G
  - 2, 5, 25, 41, 66, 71, 77, 78 SA/NSA/Sub6/mmWave - USA unlocked
Platform
Chipset Mediatek MT6765G Helio G35 (12 nm) Exynos 1330 (5 nm) or Mediatek Dimensity 6300 (6 nm)
CPU Octa-core (4x2.3 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53) Octa-core (2x2.4 GHz Cortex-A78 & 6x2.0 GHz Cortex-A55) or Octa-core (2x2.4 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55)
GPU PowerVR GE8320 Mali-G68 MP2 or Mali-G57 MC2
OS Android 11, ColorOS 11.1 Android 14, up to 6 major Android upgrades, One UI 6.1
Selfie camera
Features HDR -
Single 16 MP, f/2.0, 26mm (wide) 13 MP, f/2.0, (wide), 1/3.1", 1.12µm
Video 1080p@30fps 1080p@30fps
Sound
3.5mm jack Yes No
Loudspeaker Yes Yes
Tests
Battery (new) - Active use score 12:08h
Display - 824 nits max brightness (measured)
Loudspeaker - -25.7 LUFS (Very good)
Performance - AnTuTu: 368854 (v9), 435895 (v10)GeekBench: 2090 (v5), 2042 (v6)3DMark: 360 (Wild Life Extreme)