Product
Oppo A78 4G
Oppo A78 4G
Samsung Galaxy M16
Samsung Galaxy M16
Battery
Charging 67W wired, PD, 76% in 30 min 25W wired
Type Li-Po 5000 mAh 5000 mAh
Body
Build - Glass front, plastic back, plastic frame
Dimensions 160 x 73.2 x 7.9 mm (6.30 x 2.88 x 0.31 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-SIM + Nano-SIM
Weight 180 g (6.35 oz) 191 g (6.74 oz)
  IP54 dust protected and water resistant (water splashes) IP54 dust protected and water resistant (water splashes)
Comms
Bluetooth 5.0, A2DP, LE 5.3, A2DP, LE
NFC Yes (market/region dependent) Yes
Positioning GPS, GALILEO, GLONASS, BDS 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 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct
Display
Protection Corning Gorilla Glass 5 -
Resolution 1080 x 2400 pixels, 20:9 ratio (~409 ppi density) 1080 x 2340 pixels, 19.5:9 ratio (~385 ppi density)
Size 6.43 inches, 99.8 cm2 (~85.2% screen-to-body ratio) 6.7 inches, 110.2 cm2 (~86.0% screen-to-body ratio)
Type AMOLED, 90Hz, 430 nits Super AMOLED, 90Hz, 800 nits (HBM)
Features
Sensors Fingerprint (under display, optical), accelerometer, gyro, proximity, compass Fingerprint (side-mounted), accelerometer, gyro, proximity, compass
Launch
Announced 2023, July 10 2025, February 27
Status Available. Released 2023, July 10 Available. Released 2025, March 05
Main Camera
Dual 50 MP, f/1.8, (wide), PDAF 2 MP, f/2.4, (depth) -
Features LED flash, HDR, panorama LED flash, panorama, HDR
Triple - 50 MP, f/1.8, (wide), 1/2.76", 0.64µm, AF 5 MP, f/2.2, (ultrawide), 1/5.0", 1.12µm 2 MP, f/2.4, (macro)
Video 1080p@30fps 1080p@30fps, gyro-EIS
Memory
Card slot microSDXC microSDXC (uses shared SIM slot)
Internal 128GB 8GB RAM, 256GB 8GB RAM 128GB 4GB RAM, 128GB 6GB RAM, 128GB 8GB RAM, 256GB 8GB RAM
Misc
Colors Mist Black, Aqua Green Thunder Black, MInt Green, Blush Pink
Models CPH2565 SM-M166P, SM-M166P/DS
SAR - 1.08 W/kg (head)    
SAR EU - 0.99 W/kg (head)     1.19 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 LTE 1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 26, 28, 38, 40, 41, 66
5G bands - 1, 3, 5, 7, 8, 28, 40, 41, 66, 77, 78 SA/NSA/Sub6
Speed HSPA, LTE HSPA, LTE, 5G
Technology GSM / HSPA / LTE GSM / HSPA / LTE / 5G
Platform
Chipset Qualcomm SM6225 Snapdragon 680 4G (6 nm) Mediatek Dimensity 6300 (6 nm)
CPU Octa-core (4x2.4 GHz Kryo 265 Gold & 4x1.9 GHz Kryo 265 Silver) Octa-core (2x2.4 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55)
GPU Adreno 610 Mali-G57 MC2
OS Android 13, ColorOS 13.1 Android 15, up to 6 major Android upgrades, One UI 7
Selfie camera
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, with stereo speakers Yes