Home Phone comparison Oppo Realme 8 and Samsung Galaxy A57 5G - Which is better?

Oppo Realme 8 vs Samsung Galaxy A57 5G

47 out 100
Oppo Realme 8
VS
71 out 100
Samsung Galaxy A57 5G
Oppo Realme 8
Samsung Galaxy A57 5G

Compared 2 smartphones : Oppo Realme 8 Manufactured in March, 2021, with display 6.4 with chipsetMediaTek Helio G95, vs Samsung Galaxy A57 5G, Manufactured in April, 2026with chipsetSamsung Exynos 1680. 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 Oppo Realme 8
  • Higher pixel density: 411ppi
  • Lighter design: 177g vs 179g
Reasons to choose Samsung Galaxy A57 5G
  • Larger display: 6.7in
  • Higher refresh rate: 120Hz
  • Newer Bluetooth version: 6.0 vs 5.1
  • Supports Dolby Atmos
  • Built-in eSIM

Versions

Available versions and configurations
Memory Options - 4/64 GB
- 4/128 GB
- 6/128 GB
- 8/128 GB		 - 8/128 GB
- 8/256 GB
- 12/256 GB
- 12/512 GB

Review

Key Specs Oppo Realme 8 and Samsung Galaxy A57 5G
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:
Oppo Realme 8
vs
Samsung Galaxy A57 5G

Display

Display quality comparison
Type Super AMOLED Super AMOLED
Size 6.4 in 6.7 in
Resolution 1080x2400 pixels 1080x2340 pixels
Aspect ratio 20:9 19.5:9
Pixel density 411 ppi 385 ppi
Refresh rate 60 Hz 120 Hz
Adaptive refresh rate No Yes (60-120 Hz)
Max brightness 430 nits 1200 nits
HDR support Yes HDR10 Yes, HDR10+
Touch Sampling Rate 180 Hz n/a
Screen-to-body ratio 83.3 % 88.8 %
Features - Always-On Display
- DC dimming		 - DCI-P3
- Always-On Display
Display test
Peak brightness (auto)
Oppo Realme 8
601 nits
Samsung Galaxy A57 5G
1883 nits
sRGB gamut90.7 %n/a
PWM (Flicker)255 Hzn/a
Response time8 msn/a
Contrast∞ Infiniten/a
Sources: NotebookCheck [Oppo Realme 8]

Design & Build

Design and ergonomics comparison
Height 160.6 mm (6.32 in) 161.5 mm (6.36 in)
Width 73.9 mm (2.91 in) 76.8 mm (3.02 in)
Thickness 8 mm (0.31 in) 6.9 mm (0.27 in)
Weight 177 g (6.24 oz) 179 g (6.31 oz)
Water resistance No IP68
Cooling system n/a Vapor chamber
Back panel Plastic Glass
Frame Plastic Metal
Colors - Black
- Silver		 - Gray
- Blue
- Purple
Fingerprint sensor Yes In-Display Yes, In-Display
Screen-to-body ratio
Oppo Realme 8
83.3 %
Samsung Galaxy A57 5G
88.8 %

Performance

Testing Oppo Realme 8 and Samsung Galaxy A57 5G In benchmarks
Processor
Chipset MediaTek Helio G95 Samsung Exynos 1680
Max Frequency 2050 MHz 2900 MHz
CPU Cores 8 (2 + 6) 8 (1 + 4 + 3)
Architecture - 6/2 (Cortex-A55)
- 2/2.05 (Cortex-A76)		 - 3/1.95 (Cortex-A520)
- 4/2.6 (Cortex-A720)
- 1/2.9 (Cortex-A720)
Process TSMC Samsung
Transistor Size 12 nm 4 nm
Neural Processor MediaTek APU Yes
Graphics Mali-G76 MP4 n/a
GPU Cores 144 n/a
GPU Frequency 900 MHz n/a
FLOPS 259.2 GFLOPS n/a
GeekBench v6
Geekbench 6 (Single-Core)
Oppo Realme 8
628
Samsung Galaxy A57 5G
1389
Geekbench 6 (Multi-Core)
Oppo Realme 8
1725
Samsung Galaxy A57 5G
4453
Geekbench 6 (Single-Core)6281389
Geekbench 6 (Multi-Core)17254453
Sources: Geekbench v6 [Samsung Galaxy A57 5G]
AnTuTu 10
AnTuTu 10
Oppo Realme 8
400185
Samsung Galaxy A57 5G
1390055
CPU121827510705
GPU95212374535
Memory80801204469
UX102345300346
NanoReview Score4001851390055
3DMark Wild Life
3DMark Wild Life
Oppo Realme 8
1481
Samsung Galaxy A57 5G
n/a
Max Surface Temp.50.4 °Cn/a
Stability89 %n/a
Graphics Test8 fpsn/a
Graphics Score1481n/a
Sources: 3DMark [Oppo Realme 8]
PCMark 3.0
PCMark 3.0
Oppo Realme 8
10115
Samsung Galaxy A57 5G
n/a
Writing score12372n/a
Web score7915n/a
Video editing6789n/a
Data manipulation6022n/a
NanoReview Score10115n/a

Memory

RAM
RAM Size - 4 GB
- 6 GB
- 8 GB		 8 GB
Memory Type LPDDR4X LPDDR5X
Memory Frequency 2133 MHz n/a
Channels 2 2
Storage
Storage Capacity- 64 GB
- 128 GB		128 GB
Storage TypeUFS 2.1UFS 3.1
Memory CardMicroSDNo

Software

OS Android 11 (Upgradeable to Android 13) Android 16
OS Size 10 GB n/a
UI Skin Realme UI 4.0 One UI 8.5

Battery

Volume 5000 mAh 5000 mAh
Max Charging Power 30 W 45 W
Battery Type Li-Po Li-ion
Removable No No
Wireless Charging No No
Reverse Charging Yes n/a
Fast Charging Yes (50% in 26 min) Yes (64% in 30 min)
Full Charge Time 1:10 h 1:09 h
Battery Life Test
Battery Life
Oppo Realme 8
n/a
Samsung Galaxy A57 5G
24:32
Web Browsingn/a10:41 h
Video Playbackn/a20:15 h
Gamesn/a05:40 h
Standby Moden/a85 h

Main camera

Matrix 64 MP 50 MP
Photo resolution 9248x6920 pixels 8192x6144 pixels
Zoom Digital Digital
Flash LED LED
Stabilization Digital Optical
8K Recording No No
4K Recording Yes (Up to 30 fps) Yes (Up to 30 fps)
1080p Recording Yes (Up to 60 fps) Yes (Up to 60 fps)
Slow Motion 120 fps (1080p) 240 fps (720p)
Wide-angle lens 119 ° 123 °
Lenses count Standard: 64 MP
Ultra-wide: 8 MP
Macro: 2 MP
Monochrome: 2 MP		 Standard: 50 MP
Ultra-wide: 12 MP
Macro: 5 MP
Features - Bokeh effect
- Pro mode		 - Bokeh effect
- Pro mode
Main lens
Matrix64 MP50 MP
Aperturef/1.8f/1.8
Focal length26 mmn/a
SensorOmnivision OV64BSony IMX906
Sensor size1/21/1.56 (0.64)
Pixel size0.7 μm1 μm
AutofocusPhase autofocusPhase autofocus
StabilizationDigitalOptical
Ultra-wide lens
Matrix8 MP12 MP
Aperturef/2.3f/2.2
Focal length16 mmn/a
Sensorn/aSony IMX258
Sensor size1/4.01/3.06 (0.33)
Pixel size1.12 μm1.12 μm
StabilizationDigitalDigital

Front camera

Matrix 16 MP 12 MP
Photo resolution 4920x3264 pixels n/a
Aperture f/2.5 f/2.2
Sensor Sony IMX471 n/a
Sensor size 1/3.0 1/3.2 (0.31)
Pixel size 1 μm 1.12 μm
Autofocus No No
Stabilization Digital Digital
Video resolution 1080p (Full HD) at 120 fps 2160p (4K) at 30 fps
TOF 3D sensor No No

Connectivity

Wi-Fi version Wi-Fi 5 (802.11 a/b/g/n/ac) Wi-Fi 6E (802.11 a/b/g/n/ac/ax)
Wi-Fi features - Dual Band
- Wi-Fi Direct
- Wi-Fi Hotspot
- Wi-Fi Display		 - Dual Band
- Wi-Fi MiMO
- Wi-Fi Direct
- Wi-Fi Hotspot
- Wi-Fi Display
Bluetooth version 5.1 6.0
Bluetooth features LE, A2DP LE
USB type USB Type-C USB Type-C
USB version 2 2
USB features - Charging
- USB Storage Mode
- OTG		 - Charging
- USB Storage Mode
- OTG
DisplayPort n/a No
GPS - GPS
- GLONASS
- Beidou
- Galileo		 - GPS
- GLONASS
- Beidou
- Galileo
- QZSS
NFC* Yes Yes
Infrared Port No No
Connectivity
SIM Count*22
SIM TypeNanoNano
SIM ModeDual SIM StandbyDual SIM Standby
eSIM Support *NoYes
Hybrid SlotNoNo
2G BandsGSM 850/900/1800/1900n/a
3G BandsWCDMA 1/5/8n/a
LTE Bands*LTE (B1/B3/B5/B8/B38/B40/B41)n/a
LTE category12n/a
5G SupportNoYes

Sound

Speakers Mono n/a
3.5 mm Jack Yes No
FM Radio No No
Dolby Atmos No Yes
Speaker Test
Max Volume
Oppo Realme 8
80.9 dB
Samsung Galaxy A57 5G
n/a

Other

Class Mid-range Mid-range
Announced March, 2021 yr March, 2026 yr
Release Date March, 2021 yr April, 2026 yr
Launch Price ($) 200 n/a
MSRP ($) n/a 549
Sensors - Proximity Sensor
- Gyroscope
- Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor		 - Proximity Sensor
- Gyroscope
- Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor
Charger Included n/a No
* Attention! Config, frequencies, NFC, and other specs may vary by region.

Results

After analyzing the data, we consider Samsung Galaxy A57 5G the clear winner in this comparison.

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