Product
Oppo A55s
Oppo A55s
Samsung Galaxy A16 5G
Samsung Galaxy A16 5G
Battery
Charging 10W wired 25W wired
Type Li-Po 5000 mAh 5000 mAh
Body
Build - Glass front, plastic back, plastic frame
Dimensions 163.9 x 75.7 x 8.4 mm (6.45 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 186 g (6.56 oz) 200 g (7.05 oz)
  - IP54 dust protected and water resistant (water splashes)
Comms
Bluetooth 5.1, A2DP, LE, aptX HD 5.3, A2DP, LE
NFC No 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
Resolution 720 x 1600 pixels, 20:9 ratio (~270 ppi density) 1080 x 2340 pixels, 19.5:9 ratio (~385 ppi density)
Size 6.5 inches, 102.0 cm2 (~82.2% screen-to-body ratio) 6.7 inches, 110.2 cm2 (~86.0% screen-to-body ratio)
Type IPS LCD, 480 nits (peak) Super AMOLED, 90Hz, 800 nits (HBM)
Features
Sensors Fingerprint (side-mounted), accelerometer, gyro, proximity, compass Fingerprint (side-mounted), accelerometer, gyro, compass
  - Virtual proximity sensing
Launch
Announced 2022, April 18 2024, October 07
Status Available. Released 2022, April 18 Available. Released 2024, October 25
Main Camera
Features LED flash, HDR, panorama LED flash, panorama, HDR
Triple 13 MP, f/2.2, 25mm (wide), 1/3.06", 1.12µm, 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 microSDXC (uses shared SIM slot)
Internal 128GB 6GB RAM, 128GB 8GB RAM 128GB 4GB RAM, 128GB 6GB RAM, 128GB 8GB RAM, 256GB 8GB RAM
Misc
Colors Black, Blue, Gold Blue Black, Light Gray, Gold, Light Green
Models CPH2309 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 800 / 850 / 900 / 1700(AWS) / 1900 / 2100 HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands 1, 3, 5, 8, 34, 38, 39, 40, 41 1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 28, 38, 40, 41, 66 - International
5G bands 1, 28, 41, 77, 78 1, 3, 7, 8, 20, 28, 38, 40, 41, 77, 78 SA/NSA/Sub6 - International
Speed HSPA, LTE HSPA, LTE, 5G
Technology GSM / CDMA / HSPA / LTE / 5G GSM / HSPA / LTE / 5G
  CDMA 800 2, 5, 25, 41, 66, 71, 77, 78 SA/NSA/Sub6/mmWave - USA unlocked
Platform
Chipset Mediatek Dimensity 700 (7 nm) Exynos 1330 (5 nm) or Mediatek Dimensity 6300 (6 nm)
CPU Octa-core (2x2.2 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55) 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 Mali-G57 MC2 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 8 MP, f/2.0, (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)