Home Phone comparison Oppo Realme 8i and Samsung Galaxy S8 - Which is better?

Oppo Realme 8i vs Samsung Galaxy S8

46 out 100
Oppo Realme 8i
VS
44 out 100
Samsung Galaxy S8
Oppo Realme 8i
Samsung Galaxy S8

Compared 2 smartphones : Oppo Realme 8i Manufactured in September, 2021, with display 6.6 with chipsetMediaTek Helio G96, vs Samsung Galaxy S8, Manufactured in April, 2017 with chipsetSamsung Exynos 9 Octa 8895. 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 8i
  • Larger display: 6.6in
  • Higher refresh rate: 120Hz
  • Higher battery capacity: 5000mAh vs 3000mAh
  • Newer Bluetooth version: 5.1 vs 5
Reasons to choose Samsung Galaxy S8
  • Higher pixel density: 570ppi
  • Lighter design: 155g vs 194g
  • Supports newer USB: 3.1 vs 2
  • Supports Dolby Atmos

Versions

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

Review

Key Specs Oppo Realme 8i and Samsung Galaxy S8
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 8i
vs
Samsung Galaxy S8

Display

Display quality comparison
Type IPS LCD Super AMOLED
Size 6.6 in 5.8 in
Resolution 1080x2412 pixels 1440x2960 pixels
Aspect ratio 20:9 18.5:9
Pixel density 401 ppi 570 ppi
Refresh rate 120 Hz 60 Hz
Adaptive refresh rate No No
Max brightness 600 nits 540 nits
HDR support No Yes HDR10
Touch Sampling Rate 180 Hz n/a
Screen-to-body ratio 84.9 % 84.2 %
Features DCI-P3 Always-On Display
Display test
Peak brightness (auto)
Oppo Realme 8i
535 nits
Samsung Galaxy S8
614 nits
sRGB gamutn/a99.8 %
PWM (Flicker)n/a250 Hz
Response timen/a4.4 ms
Contrastn/a∞ Infinite
Sources: NotebookCheck [Samsung Galaxy S8]

Design & Build

Design and ergonomics comparison
Height 164.1 mm (6.46 in) 148.9 mm (5.86 in)
Width 75.5 mm (2.97 in) 68.1 mm (2.68 in)
Thickness 8.5 mm (0.33 in) 8 mm (0.31 in)
Weight 194 g (6.84 oz) 155 g (5.47 oz)
Water resistance No IP68
Back panel Plastic Glass
Frame Plastic Metal
Colors - Black
- Purple		 - Black
- Silver
- Gold
- Gray
- Blue
- Red
- Pink
Fingerprint sensor Yes In-Button Yes rear
Screen-to-body ratio
Oppo Realme 8i
84.9 %
Samsung Galaxy S8
84.2 %

Performance

Testing Oppo Realme 8i and Samsung Galaxy S8 In benchmarks
Processor
Chipset MediaTek Helio G96 Samsung Exynos 9 Octa 8895
Max Frequency 2050 MHz 2300 MHz
CPU Cores 8 (2 + 6) 8 (4 + 4)
Architecture - 6/2 (Cortex-A55)
- 2/2.05 (Cortex-A76)		 - 4/1.69 (Cortex-A53)
- 4/2.314 (Exynos M2)
Process TSMC Samsung
Transistor Size 12 nm 10 nm
Neural Processor MediaTek APU No
Graphics Mali-G57 MP2 Mali-G71 MP20
GPU Cores 128 320
GPU Frequency 950 MHz 546 MHz
FLOPS 243 GFLOPS 375 GFLOPS
GeekBench v6
Geekbench 6 (Single-Core)
Oppo Realme 8i
730
Samsung Galaxy S8
519
Geekbench 6 (Multi-Core)
Oppo Realme 8i
1882
Samsung Galaxy S8
1563
Geekbench 6 (Single-Core)730519
Geekbench 6 (Multi-Core)18821563
AnTuTu 10
AnTuTu 10
Oppo Realme 8i
361810
Samsung Galaxy S8
377103
CPU125217107990
GPU62165116534
Memory7515884213
UX9927068366
NanoReview Score361810377103
3DMark Wild Life
3DMark Wild Life
Oppo Realme 8i
1091
Samsung Galaxy S8
n/a
Stability98 %n/a
Graphics Test6 fpsn/a
Graphics Score1091n/a
Sources: 3DMark [Oppo Realme 8i]
PCMark 3.0
PCMark 3.0
Oppo Realme 8i
10004
Samsung Galaxy S8
n/a
Writing score12620n/a
Web score8175n/a
Video editing5409n/a
Data manipulation6630n/a
NanoReview Score10004n/a

Memory

RAM
RAM Size - 4 GB
- 6 GB		 4 GB
Memory Type LPDDR4X LPDDR4X
Memory Frequency 2133 MHz 1794 MHz
Channels 2 2
Storage
Storage Capacity- 64 GB
- 128 GB		64 GB
Storage TypeUFS 2.1UFS 2.1
Memory CardMicroSDMicroSD

Software

OS Android 11 (Upgradeable to Android 13) Android 7.0 (Upgradeable to Android 9.0)
OS Size n/a 11.7 GB
UI Skin Realme UI 4.0 One UI

Battery

Volume 5000 mAh 3000 mAh
Max Charging Power 18 W 15 W
Battery Type Li-Po Li-ion
Removable No No
Wireless Charging No Yes Qi/PMA
Reverse Charging No No
Fast Charging Yes (30% in 30 min) Yes Samsung Adaptive Fast Charge (40% in 30 min)
Full Charge Time 2:21 h 1:45 h
Battery Life Test
Battery Life
Oppo Realme 8i
24:45
Samsung Galaxy S8
16:58
Web Browsing08:17 h06:26 h
Video Playback13:08 h10:09 h
Games05:22 h04:05 h
Standby Mode143 h85 h

Main camera

Matrix 50 MP 12 MP
Photo resolution 8700x5800 pixels 4000x3000 pixels
Zoom Digital Digital
Flash LED Dual LED
Stabilization Digital Optical
8K Recording No No
4K Recording No Yes (Up to 30 fps)
1080p Recording Yes (Up to 30 fps) Yes (Up to 60 fps)
Slow Motion 120 fps (720p) 240 fps (720p)
Lenses count Standard: 50 MP
Macro: 2 MP
Depth: 2 MP		 Standard: 12 MP
Features - Bokeh effect
- Pro mode		 Pro mode
Main lens
Matrix50 MP12 MP
Aperturef/1.8f/1.7
Focal length26 mm26 mm
SensorSamsung S5KJN1Sony IMX333
Sensor size1/2.761/2.55
Pixel size0.64 μm1.4 μm
AutofocusPhase autofocusPhase autofocus
StabilizationDigitalOptical
Main camera DxOMark results
Photo quality
Oppo Realme 8i
n/a
Samsung Galaxy S8
88
Video quality
Oppo Realme 8i
n/a
Samsung Galaxy S8
88
Overall camera score
Oppo Realme 8i
n/a
Samsung Galaxy S8
88
Sources: DxOMark [Samsung Galaxy S8]

Front camera

Matrix 16 MP 8 MP
Photo resolution 4920x3264 pixels 3264x2448 pixels
Aperture f/2.1 f/1.7
Focal length n/a 25 mm
Sensor Hynix Hi-1364Q Samsung S5K3H7
Sensor size 1/3.0 1/3.6
Pixel size 1 μm 1.22 μm
Autofocus No Phase autofocus
Stabilization Digital Digital
Video resolution 1080p (Full HD) at 30 fps 1440p at 30 fps
TOF 3D sensor No No
Selfie camera DxOMark results
Photo quality
Oppo Realme 8i
n/a
Samsung Galaxy S8
86
Video quality
Oppo Realme 8i
n/a
Samsung Galaxy S8
107

Connectivity

Wi-Fi version Wi-Fi 5 (802.11 a/b/g/n/ac) Wi-Fi 5 (802.11 a/b/g/n/ac)
Wi-Fi features - Dual Band
- 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, LE, HSP, HID, HFP, DIP, AVRCP, A2DP
USB type USB Type-C USB Type-C
USB version 2 3.1
USB features - Charging
- USB Storage Mode
- OTG		 - Charging
- USB Storage Mode
- OTG
GPS - GPS
- GLONASS
- Beidou
- Galileo
- NAVIC		 - GPS
- GLONASS
- Beidou
- Galileo
NFC* Varies by region Yes
Infrared Port No No
Connectivity
SIM Count*22
SIM TypeNanoNano
SIM ModeDual SIM StandbyDual SIM Standby
eSIM Support *NoNo
Hybrid SlotNoYes
2G BandsGSM 850/900/1800/1900MHzGSM 850, GSM 900, GSM 1800, GSM 1900
3G BandsWCDMA 1/5/8HSDPA 850, HSDPA 900, HSDPA 1900, HSDPA 2100
LTE Bands*LTE (B1/B3/B5/B8/B38/B40/B41)LTE (B700/B800/B850/B900/B1700/B1800/B1900/B2100/B2300/B2500/B2600)
LTE category1316
5G SupportNoNo

Sound

Speakers Mono Mono
3.5 mm Jack Yes Yes
FM Radio No No
Dolby Atmos No Yes
Speaker Test
Max Volume
Oppo Realme 8i
n/a
Samsung Galaxy S8
82.4 dB

Other

Class Mid-range Flagship
Announced September, 2021 yr March, 2017 yr
Release Date September, 2021 yr April, 2017 yr
Launch Price ($) 230 720
Sensors - Proximity Sensor
- Gyroscope
- Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor		 - Barometer
- Proximity Sensor
- Gyroscope
- Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor
* Attention! Config, frequencies, NFC, and other specs may vary by region.

Results

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