Xiaomi Redmi 9A vs Oppo A55 - Detailed Phone Comparison

Detailed Comparison

Specification
Oppo A55
Oppo A55
Oppo

General

Launch Date July 7, 2020 October 1, 2021
Release Year 2020 2021

Physical

Volume 114.42 cm³ 104.03 cm³
Screen Size to Weight Ratio 3.33 "/g 3.37 "/g
Weight 196 g 193 g
Height 164.9 mm 163.6 mm
Width 77.1 mm 75.7 mm
Thickness 9 mm 8.4 mm
Foldable Design No No
Available Colors
  • Carbon Gray (Midnight Black)
  • Sky Blue (Sea Blue)
  • Ocean Green (Nature Green)
  • Green
  • Starry Black
  • Rainbow Blue

Display

Screen Size 6.53 " 6.51 "
Resolution 720 x 1600 720 x 1600
Aspect Ratio 20:9 20:9
Screen-to-Body Ratio 81 % 82.6 %
Pixel Density 269 PPI 270 PPI
Refresh Rate N/A N/A
Typical Brightness 400 nits 480 nits
HBM Brightness N/A N/A
Peak Brightness N/A 550 nits

Hardware

Battery Capacity per Screen Area 117.26 mAh/in² 117.98 mAh/in²
Battery Density 43.7 mAh/cm³ 48.06 mAh/cm³
Battery Capacity 5000 mAh 5000 mAh
NFC Support No Yes
Chipset Mediatek MT6762G Helio G25 (12 nm) Mediatek MT6765G Helio G35 (12 nm)
CPU Octa-core (4x2.0 GHz Cortex-A53 & 4x1.5 GHz Cortex-A53) Octa-core (4x2.3 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53)
GPU PowerVR GE8320 PowerVR GE8320

Connectivity

USB Version 2.0 2.0
OTG Support 1 1
DisplayPort
DisplayPort Version N/A N/A
USB Features microUSB 2.0, OTG USB Type-C 2.0, OTG

Software

Operating System Android Android
Initial OS Version 10 11
Maximum OS Version 11