Xiaomi Redmi Note 13 Pro 4G vs Samsung Galaxy S21

Compared 2 smartphones : Xiaomi Redmi Note 13 Pro 4G Manufactured in January, 2024, with display 6.67 with chipsetMediaTek Helio G99 Ultra, vs Samsung Galaxy S21, 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 Xiaomi Redmi Note 13 Pro 4G
  • Larger display: 6.67in
  • Higher battery capacity: 5000mAh vs 4000mAh
  • Newer Bluetooth version: 5.2 vs 5
  • Infrared port
  • Includes charger
Reasons to choose Samsung Galaxy S21
  • Higher pixel density: 421ppi
  • Lighter design: 169g vs 188g
  • Supports newer USB: 3.2 vs 2
  • Built-in eSIM

Versions

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

Review

Key Specs Xiaomi Redmi Note 13 Pro 4G and Samsung Galaxy S21
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.
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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 AMOLED Dynamic AMOLED
Size 6.67 in 6.2 in
Resolution 1080x2400 pixels 1080x2400 pixels
Aspect ratio 20:9 20:9
Pixel density 395 ppi 421 ppi
Refresh rate 120 Hz 120 Hz
Adaptive refresh rate No Yes (48-120 Hz)
Max brightness 1300 nits 800 nits
HDR support No Yes HDR10+
Screen-to-body ratio 88.9 % 85.9 %
Features - DCI-P3
- Always-On Display
- DC dimming
- DCI-P3
- Always-On Display
Display test
Peak brightness (auto)
Xiaomi Redmi Note 13 Pro 4G
1042 nits
Samsung Galaxy S21
854 nits
sRGB gamut105.7 %99.5 %
PWM (Flicker)119 Hz240 Hz
Response time1 ms5 ms
Contrast∞ Infinite∞ Infinite

Design & Build

Design and ergonomics comparison
Height 161.1 mm (6.34 in) 151.7 mm (5.97 in)
Width 74.95 mm (2.95 in) 71.2 mm (2.8 in)
Thickness 7.98 mm (0.31 in) 7.9 mm (0.31 in)
Weight 188 g (6.63 oz) 169 g (5.96 oz)
Water resistance IP54 IP68
Back panel Plastic Plastic
Frame Plastic Metal
Colors - Black
- Blue
- Green
- Purple
- White
- Gray
- Pink
- Purple
Fingerprint sensor Yes In-Display Yes In-Display
Screen-to-body ratio
Xiaomi Redmi Note 13 Pro 4G
88.9 %
Samsung Galaxy S21
85.9 %

Performance

Testing Xiaomi Redmi Note 13 Pro 4G and Samsung Galaxy S21 In benchmarks
Processor
Chipset MediaTek Helio G99 Ultra Samsung Exynos 2100
Max Frequency 2200 MHz 2900 MHz
CPU Cores 8 (2 + 6) 8 (1 + 3 + 4)
Architecture - 6/2 (Cortex-A55)
- 2/2.2 (Cortex-A76)
- 4/2.2 (Cortex-A55)
- 3/2.81 (Cortex-A78)
- 1/2.91 (Cortex-X1)
Process TSMC Samsung
Transistor Size 6 nm 5 nm
Neural Processor Yes Yes
Graphics Mali-G57 MP2 Mali-G78 MP14
GPU Cores 128 896
GPU Frequency 1000 MHz 854 MHz
FLOPS 128 GFLOPS 1530.4 GFLOPS
GeekBench v6
Geekbench 6 (Single-Core)
Xiaomi Redmi Note 13 Pro 4G
727
Samsung Galaxy S21
1331
Geekbench 6 (Multi-Core)
Xiaomi Redmi Note 13 Pro 4G
1998
Samsung Galaxy S21
3593
Geekbench 6 (Single-Core)7271331
Geekbench 6 (Multi-Core)19983593
Geekbench Compute (GPU)1291n/a
AnTuTu 10
AnTuTu 10
Xiaomi Redmi Note 13 Pro 4G
427910
Samsung Galaxy S21
903780
CPU139254253391
GPU65861281676
Memory114290158352
UX108505210361
NanoReview Score427910903780
3DMark Wild Life
3DMark Wild Life
Xiaomi Redmi Note 13 Pro 4G
n/a
Samsung Galaxy S21
5715
Max Surface Temp.n/a38.9 °C
Stabilityn/a66 %
Graphics Testn/a34 fps
Graphics Scoren/a5715
PCMark 3.0
PCMark 3.0
Xiaomi Redmi Note 13 Pro 4G
n/a
Samsung Galaxy S21
13123
Writing scoren/a16101
Web scoren/a11909
Video editingn/a7097
Data manipulationn/a10153
NanoReview Scoren/a13123

Memory

RAM
RAM Size - 8 GB
- 12 GB
8 GB
Memory Type LPDDR4X LPDDR5
Memory Frequency 2133 MHz 2750 MHz
Channels 2 2
Storage
Storage Capacity- 256 GB
- 512 GB
- 128 GB
- 256 GB
Storage TypeUFS 2.2UFS 3.1
Memory CardMicroSDNo

Software

OS Android 13 (Upgradeable to Android 14) Android 11 (Upgradeable to Android 14)
OS Size 17 GB 28.1 GB
UI Skin HyperOS 1.0 One UI 6.0

Battery

Volume 5000 mAh 4000 mAh
Max Charging Power 67 W 25 W
Battery Type Li-Po Li-ion
Removable No No
Wireless Charging No Yes (15 W)
Reverse Charging No Yes (Wireless)
Fast Charging Yes (73% in 30 min) Yes (55% in 50 min)
Full Charge Time 0:49 h 1:35 h
Battery Life Test
Battery Life
Xiaomi Redmi Note 13 Pro 4G
23:39
Samsung Galaxy S21
17:54
Web Browsing08:57 h06:01 h
Video Playback11:26 h11:06 h
Games05:19 h04:21 h
Standby Mode134 h95 h

Main camera

Matrix 200 MP 12 MP
Photo resolution 16384x12288 pixels 4000x3000 pixels
Zoom Digital Optical, 1.1x
Flash LED Dual LED
Stabilization Optical Optical
8K Recording No Up to 24FPS
4K Recording No Yes (Up to 60 fps)
1080p Recording Yes (Up to 60 fps) Yes (Up to 60 fps)
Slow Motion 240 fps (720p) 960 fps (720p)
Wide-angle lens 120 ° 120 °
Lenses count Standard: 200 MP
Ultra-wide: 8 MP
Macro: 2 MP
Standard: 12 MP
Telephoto: 64 MP
Ultra-wide: 12 MP
Features - Bokeh effect
- Pro mode
- Bokeh effect
- Pro mode
- RAW support
Main lens
Matrix200 MP12 MP
Aperturef/1.7f/1.8
Focal length23 mm26 mm
SensorSamsung ISOCELL HP3Sony IMX555
Sensor size1/1.41/1.76
Pixel size0.56 μm1.8 μm
AutofocusPhase autofocusPhase autofocus (Dual Pixel)
StabilizationOpticalOptical
Telephoto
Matrixn/a64 MP
Aperturen/af/2.0
Focal lengthn/a28 mm
Sensorn/aSamsung Bright S5KGW2
Sensor sizen/a1/1.72
Pixel sizen/a0.8 μm
Stabilizationn/aOptical
Ultra-wide lens
Matrix8 MP12 MP
Aperturef/2.2f/2.2
Focal length15 mm13 mm
SensorSony IMX355Sony IMX563
Sensor size1/2.81/2.55
Pixel size1.14 μm1.4 μm
StabilizationDigitalDigital
Main camera DxOMark results
Photo quality
Xiaomi Redmi Note 13 Pro 4G
n/a
Samsung Galaxy S21
129
Video quality
Xiaomi Redmi Note 13 Pro 4G
n/a
Samsung Galaxy S21
137
Overall camera score
Xiaomi Redmi Note 13 Pro 4G
n/a
Samsung Galaxy S21
133
Bokehn/a70
Previewn/a72
Zoomn/a126

Front camera

Matrix 16 MP 10 MP
Photo resolution 4608x3456 pixels 3872x2592 pixels
Aperture f/2.4 f/2.2
Focal length n/a 26 mm
Sensor Omnivision OV16A1Q Sony IMX374
Sensor size 1/3.06 1/3.24
Pixel size 1 μm 1.22 μm
Autofocus No Phase autofocus (Dual Pixel)
Stabilization Digital Digital
Video resolution 1080p (Full HD) at 60 fps 2160p (4K) at 60 fps
TOF 3D sensor No No

Connectivity

Wi-Fi version Wi-Fi 5 (802.11 a/b/g/n/ac) Wi-Fi 6 (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 5.2 5
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* Varies by region Yes
Infrared Port Yes No
Connectivity
SIM Count*22
SIM TypeNanoNano
SIM ModeDual SIM StandbyDual SIM Standby
eSIM Support *NoYes
Hybrid SlotYesNo
2G BandsGSM 850 900 1800 1900MHzGSM 850, 900, 1800, 1900 MHz
3G BandsWCDMA 1/2/4/5/6/8/19WCDMA Band 1, 2, 4, 5, 8
LTE Bands*LTE (B1/B2/B3/B4/B5/B7/B8/B12/B13/B17/B18/B19/B20/B26/B28/B38/B40/B41/B66)LTE (B1/B2/B3/B4/B5/B7/B8/B12/B13/B17/B18/B19/B20/B25/B26/B28/B32/B38/B39/B40/B41/B66)
LTE category1224
5G SupportNoYes

Sound

Speakers Stereo Stereo
3.5 mm Jack Yes No
FM Radio Yes No
Dolby Atmos Yes Yes
Speaker Test
Max Volume
Xiaomi Redmi Note 13 Pro 4G
81.6 dB
Samsung Galaxy S21
87 dB

Other

Class Mid-range Flagship
Announced January, 2024 yr January, 2021 yr
Release Date January, 2024 yr February, 2021 yr
Launch Price ($) 349 800
Sensors - Gyroscope
- Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor
- Hall Sensor
- Barometer
- Proximity Sensor
- Gyroscope
- Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor
Charger Included Yes 67 W n/a
* Attention! Config, frequencies, NFC, and other specs may vary by region.

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