Home Phone comparison Oppo Realme 9i and Xiaomi Redmi Note 8 - Which is better?

Oppo Realme 9i vs Xiaomi Redmi Note 8

46 out 100
Oppo Realme 9i
VS
42 out 100
Xiaomi Redmi Note 8
Oppo Realme 9i
Xiaomi Redmi Note 8

Compared 2 smartphones : Oppo Realme 9i Manufactured in January, 2022, with display 6.6 with chipsetQualcomm Snapdragon 680, vs Xiaomi Redmi Note 8, Manufactured in September, 2019 with chipsetQualcomm Snapdragon 665. 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 9i
  • Larger display: 6.6in
  • Higher refresh rate: 90Hz
  • Higher battery capacity: 5000mAh vs 4000mAh
  • Supports Dolby Atmos
  • Includes charger
Reasons to choose Xiaomi Redmi Note 8
  • Higher pixel density: 409ppi
  • Infrared port

Versions

Available versions and configurations
Memory Options - 4/64 GB
- 4/128 GB
- 6/128 GB		 - 3/32 GB
- 4/64 GB
- 4/128 GB
- 6/64 GB
- 6/128 GB

Review

Key Specs Oppo Realme 9i and Xiaomi Redmi Note 8
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 9i
vs
Xiaomi Redmi Note 8

Display

Display quality comparison
Type IPS LCD IPS LCD
Size 6.6 in 6.3 in
Resolution 1080x2412 pixels 1080x2340 pixels
Aspect ratio 20:9 19.5:9
Pixel density 401 ppi 409 ppi
Refresh rate 90 Hz 60 Hz
Adaptive refresh rate No No
Max brightness 480 nits 450 nits
HDR support No No
Touch Sampling Rate 180 Hz n/a
Screen-to-body ratio 84.5 % 81.8 %
Features DCI-P3 n/a
Display test
Peak brightness (auto)
Oppo Realme 9i
512 nits
Xiaomi Redmi Note 8
629 nits
sRGB gamut98.2 %n/a
Response time26 msn/a
Contrast847:1n/a
Sources: NotebookCheck [Oppo Realme 9i]

Design & Build

Design and ergonomics comparison
Height 164.4 mm (6.47 in) 158.3 mm (6.23 in)
Width 75.7 mm (2.98 in) 75.3 mm (2.96 in)
Thickness 8.4 mm (0.33 in) 8.4 mm (0.33 in)
Weight 190 g (6.7 oz) 190 g (6.7 oz)
Water resistance No No
Back panel Plastic Glass
Frame Plastic Plastic
Colors - Black
- Blue		 - White
- Black
- Blue
Fingerprint sensor Yes In-Button Yes rear
Screen-to-body ratio
Oppo Realme 9i
84.5 %
Xiaomi Redmi Note 8
81.8 %

Performance

Testing Oppo Realme 9i and Xiaomi Redmi Note 8 In benchmarks
Processor
Chipset Qualcomm Snapdragon 680 Qualcomm Snapdragon 665
Max Frequency 2400 MHz 2000 MHz
CPU Cores 8 (4 + 4) 8 (4 + 4)
Architecture - 4/1.9 (Kryo 265 Silver (Cortex-A53))
- 4/2.4 (Kryo 265 Gold (Cortex-A73))		 - 4/1.8 (Kryo 260 Silver (Cortex-A53))
- 4/2 (Kryo 260 Gold (Cortex-A73))
Process TSMC Samsung
Transistor Size 6 nm 11 nm
Neural Processor Hexagon 686 Hexagon 686
Graphics Adreno 610 Adreno 610
GPU Cores 128 128
GPU Frequency 1114 MHz 950 MHz
FLOPS 284 GFLOPS 243.2 GFLOPS
GeekBench v6
Geekbench 6 (Single-Core)
Oppo Realme 9i
548
Xiaomi Redmi Note 8
508
Geekbench 6 (Multi-Core)
Oppo Realme 9i
1599
Xiaomi Redmi Note 8
1549
Geekbench 6 (Single-Core)548508
Geekbench 6 (Multi-Core)15991549
AnTuTu 10
AnTuTu 10
Oppo Realme 9i
294782
Xiaomi Redmi Note 8
234980
CPU9982481495
GPU4021034985
Memory8064851998
UX7410066502
NanoReview Score294782234980
3DMark Wild Life
3DMark Wild Life
Oppo Realme 9i
445
Xiaomi Redmi Note 8
262
Max Surface Temp.43.9 °Cn/a
Stability98 %98 %
Graphics Test2 fps1 fps
Graphics Score445262
Sources: 3DMark [Oppo Realme 9i], [Xiaomi Redmi Note 8]
PCMark 3.0
PCMark 3.0
Oppo Realme 9i
8159
Xiaomi Redmi Note 8
6415
Writing score94746541
Web score79345754
Video editing42654954
Data manipulation60655104
NanoReview Score81596415

Memory

RAM
RAM Size - 4 GB
- 6 GB		 - 3 GB
- 4 GB
- 6 GB
Memory Type LPDDR4X LPDDR4X
Memory Frequency 2133 MHz 1866 MHz
Channels 2 2
Storage
Storage Capacity- 64 GB
- 128 GB		- 32 GB
- 64 GB
- 128 GB
Storage TypeUFS 2.1eMMC 5.1
Memory CardMicroSDMicroSD

Software

OS Android 11 (Upgradeable to Android 14) Android 9.0 (Upgradeable to Android 11)
OS Size 17 GB n/a
UI Skin Realme UI 5.0 MIUI 12.5 Enhanced

Battery

Volume 5000 mAh 4000 mAh
Max Charging Power 33 W 18 W
Battery Type Li-ion Li-Po
Removable No No
Wireless Charging No No
Reverse Charging No No
Fast Charging Yes (27% in 15 min) Yes Quick Charge 4.0 (50% in 35 min)
Full Charge Time 1:12 h 2:05 h
Battery Life Test
Battery Life
Oppo Realme 9i
n/a
Xiaomi Redmi Note 8
19:18
Web Browsingn/a07:46 h
Video Playbackn/a12:22 h
Gamesn/a05:10 h
Standby Moden/a88 h

Main camera

Matrix 50 MP 48 MP
Photo resolution 8700x5800 pixels 8000x6000 pixels
Zoom Digital Digital
Flash LED LED
Stabilization Digital Digital
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 n/a 240 fps (720p)
Wide-angle lens n/a 118 °
Lenses count Standard: 50 MP
Macro: 2 MP
Depth: 2 MP		 Standard: 48 MP
Ultra-wide: 8 MP
Macro: 2 MP
Depth: 2 MP
Features - Bokeh effect
- Pro mode		 - Bokeh effect
- Pro mode
Main lens
Matrix50 MP48 MP
Aperturef/1.8f/1.8
Focal length26 mm26 mm
SensorSamsung S5KJN1Samsung S5KGM2
Sensor size1/2.761/2
Pixel size0.64 μm0.8 μm
AutofocusPhase autofocusPhase autofocus
StabilizationDigitalDigital
Ultra-wide lens
Matrixn/a8 MP
Aperturen/af/2.2
Focal lengthn/a13 mm
Sensorn/aOmnivision OV8856
Sensor sizen/a1/5
Pixel sizen/a1.12 μm
Stabilizationn/aDigital
Main camera DxOMark results
Photo quality
Oppo Realme 9i
95
Xiaomi Redmi Note 8
n/a
Video quality
Oppo Realme 9i
61
Xiaomi Redmi Note 8
n/a
Overall camera score
Oppo Realme 9i
75
Xiaomi Redmi Note 8
n/a
Bokeh30n/a
Preview57n/a
Zoom36n/a
Sources: DxOMark [Oppo Realme 9i]

Front camera

Matrix 16 MP 13 MP
Photo resolution 4920x3264 pixels 4224x3136 pixels
Aperture f/2.1 f/2.0
Focal length 26 mm 2821 mm
Sensor Sony IMX471 Omnivision OV13855
Sensor size 1/3.13 1/2.9
Pixel size 1 μm 1.12 μm
Autofocus No 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 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
- Wi-Fi Display
Bluetooth version 5 5
Bluetooth features LE, A2DP LE, HID, A2DP
USB type USB Type-C USB Type-C
USB version 2 2
USB features - Charging
- USB Storage Mode
- OTG		 - Charging
- USB Storage Mode
- OTG
GPS - GPS
- GLONASS
- Beidou
- Galileo		 - GPS
- GLONASS
- Beidou
NFC* Varies by region No
Infrared Port No Yes
Connectivity
SIM Count*22
SIM TypeNanoNano
SIM ModeDual SIM StandbyDual SIM Standby
eSIM Support *NoNo
Hybrid SlotNoNo
2G BandsGSM 850/900/1800/1900GSM 1800 / 1900 / 850 / 900 MHz
3G BandsWCDMA 1/5/8UMTS 1900 / 2100 / 850 / 900 MHz
LTE Bands*LTE (B1/B3/B5/B8/B38/B40/B41)LTE (B34)/B38)/B39)/B40)/B41)/B1900(/B2100(/B2300(/B2500(/B2600()
LTE categoryn/a12
5G SupportNoNo

Sound

Speakers Stereo Mono
3.5 mm Jack Yes Yes
FM Radio No Yes
Dolby Atmos Yes No
Speaker Test
Max Volume
Oppo Realme 9i
88 dB
Xiaomi Redmi Note 8
81.3 dB

Other

Class Mid-range Mid-range
Announced January, 2022 yr August, 2019 yr
Release Date January, 2022 yr September, 2019 yr
Launch Price ($) 230 190
Sensors - Proximity Sensor
- Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor		 - Proximity Sensor
- Gyroscope
- Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor
Charger Included Yes 33 W n/a
* Attention! Config, frequencies, NFC, and other specs may vary by region.

Results

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