Samsung Galaxy S21 vs Apple iPhone 13 Pro

Here we compared two flagship smartphones: the 6.2-inch Samsung Galaxy S21 (with Exynos 2100) that was released on January 14, 2021, against the Apple iPhone 13 Pro, which is powered by Apple A15 Bionic and came out 8 months after. On this page, you will find tests, full specs, strengths, and weaknesses of each of the devices.

Select the amount of RAM to evaluate performance and value for money more precisely
Memory

Key differences

An overview of the main advantages of each smartphone
Reasons to consider the Samsung Galaxy S21
  • Comes with 905 mAh larger battery capacity: 4000 vs 3095 mAh
  • Fingerprint scanner
  • Slow-motion recording at 960FPS
  • Uses a faster type of memory: LPDDR5 2750 MHz
  • Has 33% more RAM: 8GB versus 6GB
  • Has 2 SIM card slots
  • Reverse charging feature
  • CPU with a higher amount of cores (+2)
  • Weighs 35 grams less
Reasons to consider the Apple iPhone 13 Pro
  • The rear camera has a 3x optical zoom
  • Better camera quality (According to DxOMark rating)
  • Shows 31% longer battery life (23:32 vs 17:54 hours)
  • 13% better performance in AnTuTu Benchmark (1222K versus 1081K)
  • Delivers 23% higher peak brightness (1066 against 864 nits)
  • 65% faster in single-core GeekBench 6 test: 2450 and 1484 points
  • The phone is 8 months newer

Review

Evaluation of Samsung Galaxy S21 and Apple iPhone 13 Pro crucial features
Display
Screen quality, color accuracy, brightness
Camera
Photo and video recording quality
Performance
CPU and memory performance (apps, system)
Gaming
Capabilities for playing modern games
Battery
Battery life, charging type and speed
Connectivity
Networks, ports, data transmission
NanoReview Score
Final comparison evaluation
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Value for money (Beta)

To get an accurate value-for-money index, update the default prices with actual prices from your country’s retailers (for the selected memory configs) and press the "Calculate" button.
Currency
8 / 128 GB
VS
6 / 128 GB
44.1
(Average)
Value Index
29.9
(Mediocre)

Tests and specifications

Comparison table of technical specifications and tests

Display

Type Dynamic AMOLED OLED
Size 6.2 inches 6.1 inches
Resolution 1080 x 2400 pixels 1170 x 2532 pixels
Aspect ratio 20:9 19.5:9
PPI 421 ppi 460 ppi
Refresh rate 120 Hz 120 Hz
Adaptive refresh rate Yes (48-120 Hz) Yes (10-120 Hz)
Max rated brightness 800 nits 1000 nits
Max rated brightness in HDR - 1200 nits
HDR support Yes, HDR10+ Yes, Dolby Vision
Screen protection Gorilla Glass Victus -
Screen-to-body ratio 85.9% 87.1%
Display features - DCI-P3
- Always-On Display
- DCI-P3
Display tests
RGB color space 99.5% 99.8%
PWM 240 Hz 510 Hz
Response time 5 ms 4.8 ms
Contrast ∞ Infinity ∞ Infinity
Peak brightness test (auto)
864 nits
1066 nits
Sources: NotebookCheck [3], [4]

Design and build

Height 151.7 mm (5.97 inches) 146.7 mm (5.78 inches)
Width 71.2 mm (2.8 inches) 71.5 mm (2.81 inches)
Thickness 7.9 mm (0.31 inches) 7.65 mm (0.3 inches)
Weight 169 g (5.96 oz) 204 g (7.2 oz)
Waterproof IP68 IP68
Rear material Plastic Glass
Frame material Metal Metal
Colors White, Gray, Pink, Purple Black, Silver, Gold, Blue, Green
Fingerprint scanner Yes, in-display No
Screen-to-body ratio
85.9%
87.1%

Performance

Chipset specifications of Samsung Galaxy S21 and Apple iPhone 13 Pro
SoC
Chipset Samsung Exynos 2100 Apple A15 Bionic
Max clock 2900 MHz 3230 MHz
CPU cores 8 (1 + 3 + 4) 6 (2 + 4)
Architecture - 4 cores at 2.2 GHz: Cortex-A55
- 3 cores at 2.81 GHz: Cortex-A78
- 1 core at 2.91 GHz: Cortex-X1
- 4 cores at 2.02 GHz: Blizzard
- 2 cores at 3.23 GHz: Avalanche
Manufacturing Samsung TSMC
Lithography process 5 nanometers 5 nanometers
Neural processor (NPU) Yes Apple Neural Engine
GPU
Graphics Mali-G78 MP14 Apple GPU (5 cores)
GPU shading units 448 640
GPU clock 854 MHz 1338 MHz
FLOPS ~765.2 GFLOPS ~1712.6 GFLOPS

Benchmarks

Benchmark comparison of Samsung Galaxy S21 and Apple iPhone 13 Pro
Geekbench 6 (Single-Core)
1484
2450
Geekbench 6 (Multi-Core)
3767
6170
Compute Score (GPU)
6754
21903
Compute Score (GPU) 6754 21903
Single-core score 1484 2450
Multi-core score 3767 6170
Sources: Geekbench [3], [4]
AnTuTu Benchmark 11
1081778
1222533
CPU 418023 311650
GPU 191872 389528
Memory 170606 136036
UX 301277 385319
Total score 1081778 1222533
Samples [17 tests] [3 tests]
3DMark Steel Nomad Light
Stability 72% -
Graphics test 2 FPS -
Graphics score 328 -
3DMark Solar Bay
Stability - 71%
Graphics test - 14 FPS
Section 1 - 19 FPS
Section 2 - 14 FPS
Section 3 - 9 FPS
Graphics score - 3765
3DMark Wild Life Extreme
1800
2949
Stability 64% 70%
Graphics test 10 FPS 17 FPS
Graphics score 1800 2949
Sources: 3DMark [5], [6]
PCMark 3.0
Web score 13238 -
Video editing 7092 -
Photo editing 29658 -
Data manipulation 10433 -
Writing score 15614 -

Recent User Tests

The latest benchmark tests that have been submitted by users
Samsung Galaxy S21
DateBenchmarkResult
📘 2026-07-10 (TechNova0627)GeekBench CPU1446 / 3772
📘 2026-07-10 (TechNova0627)AnTuTu1115971
📘 2026-07-05 (Luckyy)AnTuTu1086158
📘 2026-06-28 (forneusgang)AnTuTu1087003
📘 2026-05-28 (Sulurya)AnTuTu1099324
Apple iPhone 13 Pro
DateBenchmarkResult
📘 2026-05-21 (Amogoose_)GeekBench GPU21903
📘 2026-05-21 (Amogoose_)GeekBench CPU2475 / 6154
📘 2026-04-13 (sgynonj)AnTuTu1322345
📘 2026-03-02 (Vladi)AnTuTu1222533
📘 2026-02-27 (Mental Vikash)AnTuTu1200314

Memory

RAM
RAM size 8 GB 6 GB
Memory type LPDDR5 LPDDR4X
Memory clock 2750 MHz 2133 MHz
Channels 2 2
Storage
Storage size 128 GB 128 GB
Storage type UFS 3.1 NVMe
Memory card No No

Software

Operating system Android 11 (Can be upgraded to Android 15) iOS 15 (Can be upgraded to iOS 26.5)
ROM One UI 7.0 -
OS size 28.1 GB 15.2 GB
OS updates 2 years -
Security updates 4 years -

Battery

Capacity 4000 mAh 3095 mAh
Max charge power 25 W 23 W
Battery type Li-Ion Li-Ion
Replaceable No No
Wireless charging Yes (15 W) Yes (7.5 W)
Reverse charging Yes, (wireless) No
Bypass charging No No
Fast charging Yes (55% in 30 min) Yes (60% in 30 min)
Full charging time 1:13 hr 1:38 hr
Battery life tests
Web browsing 06:01 hr 09:39 hr
Watching video 11:06 hr 15:16 hr
Gaming 04:21 hr 05:20 hr
Standby 95 hr 107 hr
General battery life
17:54 hr
23:32 hr

Main camera

Matrix 12 megapixels 12 megapixels
Image resolution 4000 x 3000 4032 x 3024
Zoom Optical, 1.1x Optical, 3x
Flash Dual LED Dual LED
Stabilization Optical Optical
8K video recording Up to 24FPS No
4K video recording Up to 60FPS Up to 60FPS
1080p video recording Up to 60FPS Up to 60FPS
Slow motion 960 FPS (720p) 240 FPS (1080p)
Angle of widest lens 120° 120°
Lenses 1) Standard: 12 MP
2) Telephoto: 64 MP
3) Ultrawide: 12 MP
1) Standard: 12 MP
2) Telephoto: 12 MP
3) Ultrawide: 12 MP
4) Depth
Camera features - Bokeh mode
- Pro mode
- RAW support
- Bokeh mode
- Pro mode
- RAW support
Standard lens
Image resolution 12 MP 12 MP
Aperture f/1.8 f/1.5
Focal length 26 mm 26 mm
Sensor Sony IMX555 Sony IMX703
Sensor size 1/1.76" (≈ 0.57 inch) 1/1.66" (≈ 0.6 inch)
Pixel size 1.8 micron 1.9 micron
Autofocus Phase autofocus (Dual Pixel) Phase autofocus (Dual Pixel)
Stabilization Optical Optical
Telephoto lens
Image resolution 64 MP 12 MP
Aperture f/2.0 f/2.8
Focal length 28 mm 77 mm
Sensor Samsung Bright S5KGW2 Sony IMX713
Sensor size 1/1.72" (≈ 0.58 inch) 1/3.4" (≈ 0.29 inch)
Pixel size 0.8 micron 1 micron
Stabilization Optical Optical
Ultra-wide lens
Image resolution 12 MP 12 MP
Aperture f/2.2 f/1.8
Focal length 13 mm 13 mm
Sensor Sony IMX563 Sony IMX772
Sensor size 1/2.55" (≈ 0.39 inch) 1/3.4" (≈ 0.29 inch)
Pixel size 1.4 micron 1 micron
Stabilization Digital Digital

DxOMark main camera tests

Photo quality
140
Video quality
Generic main camera score
141
Bokeh 70 75
Preview 61 81
Zoom 114 119
Samples Photo samples of Samsung Galaxy S21 from DxOMark Photo samples of Apple iPhone 13 Pro from DxOMark

Selfie camera

Megapixels 10 megapixels 12 megapixels
Image resolution 3872 x 2592 4032 x 3024
Aperture f/2.2 f/2.2
Focal length 26 mm 23 mm
Sensor Sony IMX374 Sony IMX514
Sensor size 1/3.24" (≈ 0.31 inch) 1/3.6" (≈ 0.28 inch)
Pixel size 1.22 micron -
Autofocus Phase autofocus (Dual Pixel) Phase autofocus (Dual Pixel)
Stabilization Digital Digital
Video resolution 2160p (4K) at 60 FPS 2160p (4K) at 60 FPS
Depth sensor (TOF 3D) No Yes
DxOMark front camera
Photo - 128
Video - 143

Connectivity

Wi-Fi standard Wi-Fi 6 (802.11 a/b/g/n/ac/ax) Wi-Fi 6 (802.11 a/b/g/n/ac/ax)
Wi-Fi features - Dual Band
- Wi-Fi MiMO
- 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
Bluetooth features LE, A2DP LE, A2DP
USB type USB Type-C -
USB version 3.2 2
USB features - Charging
- USB-Storage mode
- USB-Host mode
- OTG
- Charging
- USB-Storage mode
- OTG
GPS GPS, GLONASS, Beidou, Galileo GPS, GLONASS, Beidou, Galileo, QZSS
NFC* Yes Yes
Infrared port No No
Network
Number of SIM* 2 1
Type of SIM card Nano Nano
Multi SIM mode Standby -
eSIM support* Yes Yes
Hybrid slot No No
LTE Cat* 24 18
5G support Yes Yes

Sound

Speakers Stereo Stereo
Headphone audio jack No No
FM radio No No
Dolby Atmos Yes Yes
Speakers test
Max loudness

Other

Category Flagship Flagship
Announced January 2021 September 2021
Release date February 2021 September 2021
Launch price (MSRP) $800 $1000
Successor - Samsung Galaxy S22 - Apple iPhone 17 Pro
SAR (head) 0.46 W/kg 0.99 W/kg
SAR (body) 1.51 W/kg 0.98 W/kg
Sensors - Hall-effect sensor
- Barometer
- Proximity sensor
- Gyroscope
- Accelerometer
- Ambient light sensor
- Compass
- Fingerprint
- Barometer
- Proximity sensor
- Gyroscope
- Accelerometer
- Ambient light sensor
- Compass
- Face recognition sensor
*Disclaimer! NFC, GSM network support, and some other specs can be different depending on the country.

Conclusion

After analyzing all the data, we think that the Apple iPhone 13 Pro is definitely a better buy.

Cast your vote

So, which phone would you choose?
419 (49.8%)
422 (50.2%)
Total votes: 841

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