Product
Oppo A3 4G
Oppo A3 4G
Xiaomi Mi 3
Xiaomi Mi 3
Battery
Charging 45W wired, PD2.0, PPS, 50% in 30 min 18W wired, QC2
Music play - Up to 50 h
Stand-by - Up to 500 h
Talk time - Up to 25 h
Type 5100 mAh Li-Ion 3050 mAh, non-removable
Body
Build - Glass front (Gorilla Glass 3), plastic back, plastic frame
Dimensions 165.8 x 76.1 x 7.7 mm (6.53 x 3.00 x 0.30 in) 144 x 73.6 x 8.1 mm (5.67 x 2.90 x 0.32 in)
SIM Nano-SIM + Nano-SIM Mini-SIM
Weight 186 g (6.56 oz) 145 g (5.11 oz)
IP54 dust protected and water resistant (water splashes) MIL-STD-810H compliant* * does not guarantee ruggedness or use in extreme conditions -
Comms
Bluetooth 5.0, A2DP, LE 4.0, A2DP
NFC Yes, 360? (market/region dependent) Yes
Positioning GPS, GALILEO, GLONASS, BDS, QZSS GPS, GLONASS
Radio Unspecified FM radio
USB USB Type-C 2.0, OTG microUSB 2.0, OTG
WLAN Wi-Fi 802.11 a/b/g/n/ac, dual-band Wi-Fi 802.11 a/b/g/n, dual-band, Wi-Fi Direct, hotspot
Display
Protection Panda glass Corning Gorilla Glass 3
Resolution 720 x 1604 pixels, 20:9 ratio (~264 ppi density) 1080 x 1920 pixels, 16:9 ratio (~441 ppi density)
Size 6.67 inches, 107.2 cm2 (~85.0% screen-to-body ratio) 5.0 inches, 68.9 cm2 (~65.0% screen-to-body ratio)
Type IPS LCD, 90Hz, 1000 nits (HBM) IPS LCD
Features
Sensors Fingerprint (side-mounted), accelerometer, proximity, compass Accelerometer, gyro, proximity, compass, barometer
Launch
Announced 2024, August 20 2013, September. Released 2013, December
Status Available. Released 2024, August 20 Discontinued
Main Camera
Dual 50 MP, f/1.8, (wide), PDAF Auxiliary lens -
Features LED flash, HDR, panorama Dual-LED flash, HDR
Single - 13 MP, f/2.2, 28mm (wide), AF
Video 1080p@30/60fps 1080p@30fps, HDR
Memory
Card slot microSDXC No
Internal 128GB 4GB RAM, 128GB 6GB RAM, 128GB 8GB RAM, 256GB 4GB RAM, 256GB 6GB RAM, 256GB 8GB RAM 16GB 2GB RAM, 64GB 2GB RAM
eMMC 5.1 eMMC 4.5
Misc
Colors Sparkle Black, Starry Purple, Starlight White White, Gray, Black, Yellow, Pink, Blue, Gold, Green
Models CPH2669, CPH3669 -
Network
2G bands GSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900
3G bands HSDPA 800 / 850 / 900 / 1700(AWS) / 1900 / 2100 - version 1 HSDPA 850 / 900 / 1900 / 2100
4G bands 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 26, 28, 38, 40, 41, 66 - version 1 -
Speed HSPA, LTE HSPA 42.2/5.76 Mbps
Technology GSM / HSPA / LTE GSM / HSPA
1, 3, 5, 8, 40 - version 4 -
Our Tests
Audio quality - Noise -91.5dB / Crosstalk -44.2dB
Battery (old) - Endurance rating 66h
Camera - Photo / Video
Display - Contrast ratio: 907 (nominal), 2.001 (sunlight)
Loudspeaker - Voice 69dB / Noise 66dB / Ring 75dB
Platform
Chipset Qualcomm SM-6115 Snapdragon 6s 4G Gen1 (11 nm) Qualcomm MSM8274AB Snapdragon 800 (28 nm)
CPU Octa-core (4x2.1 GHz Cortex-A73 & 4x1.8 GHz Cortex-A53) Quad-core 2.3 GHz Krait 400
GPU Adreno 610 Adreno 330
OS Android 14, ColorOS 14 Android 4.3 (Jelly Bean), upgradable to 6.0 (Marshmallow), MIUI 5
Selfie camera
Single 5 MP, f/2.2, (wide) 2 MP, f/2.2
Video 1080p@30fps 1080p@30fps
Sound
3.5mm jack Yes Yes
Loudspeaker Yes Yes