Oppo A55, 6.51″, 128GB + 4GB RAM (Dual SIM), 50 MP, 5000mAh, Black

Oppo A55 phone comes with a 6.51-inch touchscreen display with a resolution of 720×1600 pixels and an aspect ratio of 20:9. Oppo A55 is powered by a dual-core MediaTek Helio G35 processor. It comes with 4GB of RAM and 128GB of internal storage. The Oppo A55 runs Android 11 and is powered by a 5000mAh battery. The Oppo A55 supports proprietary fast charging.

Technical Specifications

Display

• Size: 6.51”
• Screen Ratio: 89.2%
• Resolution: HD+ (1600 x 720)
• Refresh Rate: 60Hz
• Touch Sampling Rate: 120 Hz
• Colour Depth: 16.7 million colors, 8 bits
• Colour Gamut: MIN NTSC 65%, TYP 70%
• Pixel Density: 269 PPI
• Contrast Ratio: 1500:1
• Brightness: Typical value: 480 nits / Typical value under sunlight: 550 nits
• Panel: LCD（A-Si）
• Cover Glass: NEG T2X-1

Memory

• 4GB RAM+ 128GB
• RAM Type: LPDDR4X @ 1600 MHz, 2 x 16 bits
• External Memory: MicroSD card (Max storage: 256 GB)
• USB Version: USB 2.0
• USB OTG: Supported

Camera

• Rear
  • Main camera: F/1.8; FOV 77°; 5P lens; AF supported; open-loop focus motor; OIS not supported
  • Macro: F/2.4; FOV 88.8°; 3P lens; AF and OIS not supported
  • Mono camera: F/2.4; FOV 88.8°; 3P lens; AF and OIS not supported
• Front
  • Front camera: 16MP (f/2.0)
  • FOV 79.3°
  • 5P lens
  • AF not supported
  • OIS not supported
• Shooting Mode
  • Photo, Video, Night, Portrait, Panoramic, Macro, Sticker, Time-lapse, Expert
• Image Size
  • Maximum size: 8160 x 6144 (50M mode)
  • Photo sizes in different aspect ratios:
  • 4096 x 3072 (4:3)
  • 3072 x 3072 (1:1)
  • 4096 x 1840 (full screen)
  • 4096 x 2304 (16:9)

Video

• Rear
  • Rear camera: 1080P@30 fps and 720P@30 fps (1080P@30 fps by default)
  • Video zoom: 1080P@30 fps, 720P@30 fps
• Front
  • Front camera: 1080P/720P@30 fps (Default: 720P@30 fps; portrait retouching turned on)
  • Video zoom or slow motion is not supported by the front camera.

Chips

• CPU: MediaTek Helio G35
• CPU Speed: up to 2.3GHz
• CPU Cores: 8
• GPU Model: IMG GE8320 @ 680 MHz

Battery

• 5000 mAh/19.35 Wh (Typical value)
• Fast Charge: 9V/2A

Biometrics

• Supports Side Fingerprint and Face Unlock

Sensors

• Geomagnetic sensor
• Light sensor
• Proximity sensor
• Accelerometer
• Gravity sensor

This model does not have the gyroscope and built-in hardware pedometer (step counter).
Cellular Network

• SIM2 : Supported
• SIM Card Type : Nano-SIM
• 2G (GSM): 850/900/1800/1900 MHz
• 3G (WCDMA): B1/B5/B8
• 4G: TD-LTE bands 38/40/41 (2535-2655 MHz)
• 4G: LTE FDD bands 1/3/5/8
• 5G: Not supported

Connectivity

• WLAN:
  • Wi-Fi 5 (802.11ac), 802.11a/b/g/n/
  • Wi-Fi 2.4G/5.1G/5.8G
  • Wi-Fi Display and Wi-Fi tethering
• Bluetooth Version: Bluetooth 5.0, Bluetooth Low Energy
• Bluetooth Audio Codec: SBC, AAC, aptX, LDAC
• USB Interface: USB Type-C
• Earphone Jack: 3.5mm
• NFC: Not supported

Operating System

• ColorOS 11.1 based on Android 11

Location Technology

• GNSS: GPS, BDS, GLONASS, Galileo, QZSS
• Frequency Antenna : GPS: L1, Galileo: E1, BeiDou: B1l, Glonass: L1, QZSS: L1
• Others : A-GPS, Wi-Fi, mobile network, and electronic compass
• Maps: Google Map and other third-party map apps are supported.