Infinix Smart 8 vs Samsung Galaxy S21 Ultra

Compared 2 smartphones : Infinix Smart 8 Manufactured in November, 2023, with display 6.6 with chipsetUnisoc T606, vs Samsung Galaxy S21 Ultra, Manufactured in February, 2021 with chipsetSamsung Exynos 2100. Below are specs, tests, pros and cons for each device

Key Differences

Device key advantages
Reasons to choose Infinix Smart 8
  • Lighter design: 184g vs 227g
  • Includes charger
Reasons to choose Samsung Galaxy S21 Ultra
  • Larger display: 6.8in
  • Higher pixel density: 515ppi
  • Higher refresh rate: 120Hz
  • Newer Bluetooth version: 5.2 vs 5
  • Supports newer USB: 3.2 vs 2
  • Supports Dolby Atmos
  • Built-in eSIM

Versions

Available versions and configurations
Memory Options - 2/64 GB
- 3/64 GB
- 4/64 GB
- 4/128 GB
- 12/128 GB
- 12/256 GB
- 12/512 GB
- 16/256 GB
- 16/512 GB

Review

Key Specs Infinix Smart 8 and Samsung Galaxy S21 Ultra
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

Display

Display quality comparison
Type IPS LCD Dynamic AMOLED
Size 6.6 in 6.8 in
Resolution 720x1612 pixels 1440x3200 pixels
Aspect ratio 20:9 20:9
Pixel density 267 ppi 515 ppi
Refresh rate 90 Hz 120 Hz
Adaptive refresh rate No Yes (10-120 Hz)
Max brightness 500 nits 1500 nits
HDR support No Yes HDR10+
Touch Sampling Rate 180 Hz n/a
Screen-to-body ratio 85.1 % 89.5 %
Features n/a - DCI-P3
- Always-On Display
Display test
Peak brightness (auto)
Infinix Smart 8
n/a
Samsung Galaxy S21 Ultra
1019 nits

Design & Build

Design and ergonomics comparison
Height 163.6 mm (6.44 in) 165.1 mm (6.5 in)
Width 75.6 mm (2.98 in) 75.6 mm (2.98 in)
Thickness 8.5 mm (0.33 in) 8.9 mm (0.35 in)
Weight 184 g (6.49 oz) 227 g (8.01 oz)
Water resistance No IP68
Back panel Plastic Glass
Frame Plastic Metal
Colors - White
- Black
- Gold
- Green
- Black
- Silver
- Gray
- Blue
Fingerprint sensor Yes In-Button Yes In-Display
Screen-to-body ratio
Infinix Smart 8
85.1 %
Samsung Galaxy S21 Ultra
89.5 %

Performance

Testing Infinix Smart 8 and Samsung Galaxy S21 Ultra In benchmarks
Processor
Chipset Unisoc T606 Samsung Exynos 2100
Max Frequency 1600 MHz 2900 MHz
CPU Cores 8 (2 + 6) 8 (1 + 3 + 4)
Architecture - 6/1.6 (Cortex-A55)
- 2/1.6 (Cortex-A75)
- 4/2.2 (Cortex-A55)
- 3/2.81 (Cortex-A78)
- 1/2.91 (Cortex-X1)
Process TSMC Samsung
Transistor Size 12 nm 5 nm
Neural Processor No Yes
Graphics Mali-G57 MP1 Mali-G78 MP14
GPU Cores 32 896
GPU Frequency 650 MHz 854 MHz
FLOPS 83.2 GFLOPS 1530.4 GFLOPS
GeekBench v6
Geekbench 6 (Single-Core)
Infinix Smart 8
380
Samsung Galaxy S21 Ultra
1449
Geekbench 6 (Multi-Core)
Infinix Smart 8
1343
Samsung Galaxy S21 Ultra
3892
Geekbench 6 (Single-Core)3801449
Geekbench 6 (Multi-Core)13433892
Geekbench Compute (GPU)450n/a
AnTuTu 10
AnTuTu 10
Infinix Smart 8
236120
Samsung Galaxy S21 Ultra
843008
CPU74960232358
GPU22653256356
Memory78027163007
UX60480191217
NanoReview Score236120843008
3DMark Wild Life
3DMark Wild Life
Infinix Smart 8
n/a
Samsung Galaxy S21 Ultra
5221
Max Surface Temp.n/a40.8 °C
Stabilityn/a69 %
Graphics Testn/a31 fps
Graphics Scoren/a5221
PCMark 3.0
PCMark 3.0
Infinix Smart 8
7156
Samsung Galaxy S21 Ultra
n/a
Writing score8241n/a
Web score7007n/a
Video editing4255n/a
Data manipulation5238n/a
NanoReview Score7156n/a

Memory

RAM
RAM Size - 3 GB
- 4 GB
- 12 GB
- 16 GB
Memory Type LPDDR4X LPDDR5
Memory Frequency 1600 MHz 2750 MHz
Channels 2 2
Storage
Storage Capacity- 64 GB
- 128 GB
- 128 GB
- 256 GB
- 512 GB
Storage TypeeMMC 5.1UFS 3.1
Memory CardMicroSDNo

Software

OS Android 13 Android 11 (Upgradeable to Android 14)
OS Size n/a 26.4 GB
UI Skin Android Go One UI 6

Battery

Volume 5000 mAh 5000 mAh
Max Charging Power 10 W 25 W
Battery Type Li-ion Li-ion
Removable No No
Wireless Charging No Yes (15 W)
Reverse Charging No Yes (Wireless)
Fast Charging No Yes (54% in 30 min)
Full Charge Time 3:15 h 1:11 h
Battery Life Test
Battery Life
Infinix Smart 8
n/a
Samsung Galaxy S21 Ultra
22:05
Web Browsingn/a07:58 h
Video Playbackn/a13:59 h
Gamesn/a05:14 h
Standby Moden/a111 h

Main camera

Matrix 13 MP 108 MP
Photo resolution 4128x3096 pixels 12000x9000 pixels
Zoom Digital Optical, 10x
Flash LED Dual LED
Stabilization Digital Optical
8K Recording No Up to 24FPS
4K Recording No Yes (Up to 60 fps)
1080p Recording Yes (Up to 30 fps) Yes (Up to 60 fps)
Slow Motion No 960 fps (720p)
Wide-angle lens n/a 120 °
Lenses count Standard: 13 MP
Depth: 0.08 MP
Standard: 108 MP
Telephoto: 10 MP
Telephoto: 10 MP
Ultra-wide: 12 MP
Features - Bokeh effect
- Pro mode
- RAW support
Main lens
Matrix13 MP108 MP
Aperturef/1.9f/1.8
Focal length27 mm26 mm
Sensorn/aSamsung S5KHM3
Sensor sizen/a1/1.33
Pixel sizen/a0.8 μm
AutofocusPhase autofocusLaser autofocus
StabilizationDigitalOptical
Telephoto
Matrixn/a10 MP
Aperturen/af/4.9
Focal lengthn/a240 mm
Sensorn/aSamsung S5K3J1
Sensor sizen/a1/2.65
Pixel sizen/a1.22 μm
Stabilizationn/aOptical
Ultra-wide lens
Matrixn/a12 MP
Aperturen/af/2.2
Focal lengthn/a13 mm
Sensorn/aSony IMX563
Sensor sizen/a1/2.55
Pixel sizen/a1.4 μm
Stabilizationn/aDigital
Main camera DxOMark results
Photo quality
Infinix Smart 8
n/a
Samsung Galaxy S21 Ultra
121
Video quality
Infinix Smart 8
n/a
Samsung Galaxy S21 Ultra
100
Overall camera score
Infinix Smart 8
n/a
Samsung Galaxy S21 Ultra
115
Bokehn/a70
Previewn/a67
Zoomn/a106

Front camera

Matrix 8 MP 40 MP
Photo resolution 3264x2448 pixels 7864x5200 pixels
Aperture f/2.0 f/2.2
Focal length n/a 26 mm
Sensor CMOS Samsung S5KGH1
Sensor size n/a 1/2.65
Pixel size n/a 0.7 μm
Autofocus No Phase autofocus
Stabilization Digital Digital
Video resolution 1080p (Full HD) at 30 fps 2160p (4K) at 60 fps
TOF 3D sensor No No
Selfie camera DxOMark results
Photo quality
Infinix Smart 8
n/a
Samsung Galaxy S21 Ultra
133
Video quality
Infinix Smart 8
n/a
Samsung Galaxy S21 Ultra
140

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 5.2
Bluetooth features LE LE, A2DP
USB type USB Type-C USB Type-C
USB version 2 3.2
USB features - Charging
- USB Storage Mode
- OTG
- Charging
- USB Storage Mode
- USB-Host mode
- OTG
DisplayPort No n/a
GPS - GPS
- GLONASS
- Galileo
- GPS
- GLONASS
- Beidou
- Galileo
NFC* No Yes
Infrared Port No No
Connectivity
SIM Count*22
SIM TypeNanoNano
SIM ModeDual SIM StandbyDual SIM Standby
eSIM Support *NoYes
Hybrid SlotNoNo
2G BandsGSM B2|3|5|8GSM 850, 900, 1800, 1900 MHz
3G BandsWCDMA B1|2|4|5|8WCDMA Band 1, 2, 4, 5, 8
LTE Bands*LTE (B1234578202828B384140)LTE (B1/B2/B3/B4/B5/B7/B8/B12/B13/B17/B18/B19/B20/B25/B26/B28/B32/B38/B39/B40/B41/B66)
LTE category724
5G SupportNoYes

Sound

Speakers Mono Stereo
3.5 mm Jack Yes No
FM Radio Yes No
Dolby Atmos No Yes
Speaker Test
Max Volume
Infinix Smart 8
n/a
Samsung Galaxy S21 Ultra
88 dB

Other

Class Budget Flagship
Announced November, 2023 yr January, 2021 yr
Release Date November, 2023 yr February, 2021 yr
Launch Price ($) 100 1200
Sensors - Proximity Sensor
- Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor
- Hall Sensor
- Barometer
- Proximity Sensor
- Gyroscope
- Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor
Charger Included Yes 10 W n/a
* Attention! Config, frequencies, NFC, and other specs may vary by region.

Results

After analyzing the data, we consider Samsung Galaxy S21 Ultra the clear winner in this comparison.

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