Home Phone comparison OnePlus 9R and Samsung Galaxy A31 - Which is better?

OnePlus 9R vs Samsung Galaxy A31

60 out 100
OnePlus 9R
VS
43 out 100
Samsung Galaxy A31
OnePlus 9R
Samsung Galaxy A31

Compared 2 smartphones : OnePlus 9R Manufactured in April, 2021, with display 6.55 with chipsetQualcomm Snapdragon 870 5G, vs Samsung Galaxy A31, Manufactured in April, 2020 with chipsetMediatek Helio P65. Below are specs, tests, pros and cons for each device

  1. Differences
  2. Review
  3. Specs
  4. Benchmarks
  5. Battery Life
  6. Cameras
  7. Comments (0)

Key Differences

Device key advantages
Reasons to choose OnePlus 9R
  • Larger display: 6.55in
  • Higher refresh rate: 120Hz
  • Newer Bluetooth version: 5.1 vs 5
  • Supports newer USB: 3.1 vs 2
Reasons to choose Samsung Galaxy A31
  • Higher pixel density: 411ppi
  • Lighter design: 185g vs 189g
  • Higher battery capacity: 5000mAh vs 4500mAh

Versions

Available versions and configurations
Memory Options - 8/128 GB
- 8/256 GB
- 12/256 GB		 - 4/64 GB
- 4/128 GB
- 6/128 GB
- 8/128 GB

Review

Key Specs OnePlus 9R and Samsung Galaxy A31
Display
Color accuracy, sharpness & brightness
Camera
Main & front camera tests
Performance
App & system performance
Games
3D gaming performance
Battery
Battery life, charging speed & type
Connectivity
Connectivity features
NanoReview Score
Overall score by NanoReview
Adjust each parameter’s importance to find the best match for you.
Customize your score
Function
Importance (Weight)
Display:
Camera:
Performance:
Gaming:
Battery:
Connectivity:
Higher weight means greater impact on NanoReview score.

Tests & specs

Specs & test comparison
Smartphones:
OnePlus 9R
vs
Samsung Galaxy A31

Display

Display quality comparison
Type AMOLED Super AMOLED
Size 6.55 in 6.4 in
Resolution 1080x2400 pixels 1080x2400 pixels
Aspect ratio 20:9 20:9
Pixel density 402 ppi 411 ppi
Refresh rate 120 Hz 60 Hz
Adaptive refresh rate No No
Max brightness 500 nits 600 nits
HDR support Yes HDR10+ No
Screen-to-body ratio 86.8 % 84.9 %
Features - DCI-P3
- Always-On Display
- DC dimming		 Always-On Display
Display test
Peak brightness (auto)
OnePlus 9R
n/a
Samsung Galaxy A31
629 nits
sRGB gamutn/a96.8 %
PWM (Flicker)n/a238 Hz
Response timen/a8 ms
Contrastn/a∞ Infinite
Sources: NotebookCheck [Samsung Galaxy A31]

Design & Build

Design and ergonomics comparison
Height 161 mm (6.34 in) 159.3 mm (6.27 in)
Width 74.1 mm (2.92 in) 73.1 mm (2.88 in)
Thickness 8.4 mm (0.33 in) 8.6 mm (0.34 in)
Weight 189 g (6.67 oz) 185 g (6.53 oz)
Water resistance No No
Back panel Glass Plastic
Frame Metal Plastic
Colors - Black
- Blue		 - White
- Black
- Blue
- Red
Fingerprint sensor Yes In-Display Yes In-Display
Screen-to-body ratio
OnePlus 9R
86.8 %
Samsung Galaxy A31
84.9 %

Performance

Testing OnePlus 9R and Samsung Galaxy A31 In benchmarks
Processor
Chipset Qualcomm Snapdragon 870 5G Mediatek Helio P65
Max Frequency 3200 MHz 2000 MHz
CPU Cores 8 (1 + 3 + 4) 8 (2 + 6)
Architecture - 4/1.8 (Kryo 585 Silver (Cortex-A55))
- 3/2.42 (Kryo 585 Gold (Cortex-A77))
- 1/3.2 (Kryo 585 Prime (Cortex-A77))		 - 6/1.7 (Cortex-A55)
- 2/2 (Cortex-A75)
Process TSMC TSMC
Transistor Size 7 nm 12 nm
Neural Processor Hexagon 698 Yes
Graphics Adreno 650 Mali-G52 MP2
GPU Cores 768 48
GPU Frequency 675 MHz 820 MHz
FLOPS 1029.1 GFLOPS 78.7 GFLOPS
GeekBench v6
Geekbench 6 (Single-Core)
OnePlus 9R
1197
Samsung Galaxy A31
509
Geekbench 6 (Multi-Core)
OnePlus 9R
3254
Samsung Galaxy A31
1553
Geekbench 6 (Single-Core)1197509
Geekbench 6 (Multi-Core)32541553
AnTuTu 10
AnTuTu 10
OnePlus 9R
774549
Samsung Galaxy A31
197929
CPU22355874327
GPU21714524218
Memory14252045491
UX19132653893
NanoReview Score774549197929
3DMark Wild Life
3DMark Wild Life
OnePlus 9R
4265
Samsung Galaxy A31
572
Max Surface Temp.n/a45.2 °C
Stability98 %97 %
Graphics Test25 fps3 fps
Graphics Score4265572
Sources: 3DMark [OnePlus 9R], [Samsung Galaxy A31]
PCMark 3.0
PCMark 3.0
OnePlus 9R
11356
Samsung Galaxy A31
5615
Writing score157305825
Web score87564447
Video editing58454920
Data manipulation92774420
NanoReview Score113565615

Memory

RAM
RAM Size - 8 GB
- 12 GB		 4 GB
Memory Type LPDDR5 LPDDR4X
Memory Frequency 3200 MHz 1866 MHz
Channels 2 2
Storage
Storage Capacity- 128 GB
- 256 GB		- 64 GB
- 128 GB
Storage TypeUFS 3.1eMMC 5.1
Memory CardNoMicroSD

Software

OS Android 11 (Upgradeable to Android 15) Android 10 (Upgradeable to Android 12)
OS Size n/a 27 GB
UI Skin OxygenOS 15 One UI 4.1

Battery

Volume 4500 mAh 5000 mAh
Max Charging Power 65 W 15 W
Battery Type Li-Po Li-ion
Removable No No
Wireless Charging No No
Reverse Charging No No
Fast Charging Yes (100% in 39 min) Yes Samsung Adaptive Fast Charge (50% in 60 min)
Full Charge Time 0:39 h 2:25 h
Battery Life Test
Battery Life
OnePlus 9R
n/a
Samsung Galaxy A31
25:27
Web Browsingn/a10:26 h
Video Playbackn/a14:36 h
Gamesn/a05:44 h
Standby Moden/a126 h

Main camera

Matrix 48 MP 48 MP
Photo resolution 8000x6000 pixels 8000x6000 pixels
Zoom Digital Digital
Flash Dual LED LED
Stabilization Optical Digital
8K Recording No No
4K Recording Yes (Up to 60 fps) No
1080p Recording Yes (Up to 60 fps) Yes (Up to 30 fps)
Slow Motion 480 fps (720p) No
Wide-angle lens 123 ° 123 °
Lenses count Standard: 48 MP
Ultra-wide: 16 MP
Macro: 5 MP
Monochrome: 2 MP		 Standard: 48 MP
Ultra-wide: 8 MP
Macro: 5 MP
Depth: 5 MP
Features - Bokeh effect
- Pro mode
- RAW support		 - Bokeh effect
- Pro mode
Main lens
Matrix48 MP48 MP
Aperturef/1.7f/2.0
Focal length26 mm26 mm
SensorSony IMX586Samsung S5KGM2
Sensor size1/2.01/2.0
Pixel size0.8 μm0.8 μm
AutofocusPhase autofocusPhase autofocus
StabilizationOpticalDigital
Ultra-wide lens
Matrix16 MP8 MP
Aperturef/2.2f/2.2
Focal length14 mm13 mm
SensorSony IMX481n/a
Sensor size1/3.091/4.0
Pixel size1 μm1.12 μm
StabilizationDigitalDigital

Front camera

Matrix 16 MP 20 MP
Photo resolution 4920x3264 pixels 5963x3354 pixels
Aperture f/2.0 f/2.2
Sensor Sony IMX471 CMOS
Sensor size 1/3.06 n/a
Pixel size 1 μm n/a
Autofocus Phase autofocus No
Stabilization Digital Digital
Video resolution 1080p (Full HD) at 30 fps 1080p (Full HD) at 30 fps
TOF 3D sensor No No

Connectivity

Wi-Fi version Wi-Fi 6 (802.11 a/b/g/n/ac/ax) Wi-Fi 5 (802.11 a/b/g/n/ac)
Wi-Fi features - Dual Band
- Wi-Fi MiMO
- Wi-Fi Direct
- Wi-Fi Hotspot
- Wi-Fi Display		 - Dual Band
- Wi-Fi Direct
- Wi-Fi Hotspot
Bluetooth version 5.1 5
Bluetooth features LE, A2DP PBAP/PAB, PAN, OPP, MAP, HSP, HID, HFP, DIP, AVRCP, A2DP
USB type USB Type-C USB Type-C
USB version 3.1 2
USB features - Charging
- USB Storage Mode
- OTG		 - Charging
- USB Storage Mode
- OTG
GPS - GPS
- GLONASS
- Beidou
- Galileo
- SBAS		 - GPS
- GLONASS
- Beidou
- Galileo
NFC* Yes Yes
Infrared Port No No
Connectivity
SIM Count*22
SIM TypeNanoNano
SIM ModeDual SIM StandbyDual SIM Standby
eSIM Support *NoNo
Hybrid SlotNoNo
2G BandsGSM B2, 3, 5, 8GSM850, GSM900, DCS1800, PCS1900
3G BandsWCDMA B1, 2, 4, 5, 8, 9, 19B1 (2100), B2 (1900), B5(850), B8 (900)
LTE Bands*LTE (B1/B2/B3/B4/B5/B7/B8/B12/B17/B18/B19/B20/B26/B34/B38/B39/B40/B41/B46)LTE (B1/B2/B3/B5/B7/B8/B20/B38/B40/B41)
LTE category1812
5G SupportYesNo

Sound

Speakers Stereo Mono
3.5 mm Jack No Yes
FM Radio No Yes
Dolby Atmos Yes Yes
Speaker Test
Max Volume
OnePlus 9R
n/a
Samsung Galaxy A31
78.5 dB

Other

Class Flagship Mid-range
Announced March, 2021 yr March, 2020 yr
Release Date April, 2021 yr April, 2020 yr
Launch Price ($) 500 210
Sensors - Proximity Sensor
- Gyroscope
- Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor		 - Proximity Sensor
- Gyroscope
- Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor
* Attention! Config, frequencies, NFC, and other specs may vary by region.

Results

After analyzing the data, we consider OnePlus 9R the clear winner in this comparison.

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