Samsung Galaxy A51 vs Galaxy A32

Here we compared two mid-range smartphones: the 6.5-inch Samsung Galaxy A51 (with Exynos 9 Octa 9611) that was released on December 12, 2019, against the Samsung Galaxy A32, which is powered by Mediatek Helio G80 and came out 15 months after. On this page, you will find tests, full specs, strengths, and weaknesses of each of the gadgets.

Key differences

An overview of the main advantages of each smartphone
Reasons to consider the Samsung Galaxy A51
  • Slow-motion recording at 960FPS
  • Ability to record video in 4K resolution
  • Faster storage type - UFS 2.0 versus eMMC 5.1
  • More energy-efficient CPU – Exynos 9 Octa 9611
  • The front-facing camera can record video at 4K
Reasons to consider the Samsung Galaxy A32
  • Comes with 1000 mAh larger battery capacity: 5000 vs 4000 mAh
  • Higher display refresh rate – 90 Hz
  • Shows 32% longer battery life (35:02 vs 26:33 hours)
  • Delivers 29% higher peak brightness (812 against 631 nits)
  • The phone is 1-year and 3-months newer
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Review

Display
Screen quality, color accuracy, brightness
Performance
CPU/GPU performance in apps and games
Battery
Battery life, charging type and speed
Camera
Photo and video recording quality
Connectivity
Networks, ports, data transmission
NanoReview score
Final comparison evaluation

Value for money

You can enter your local price of these phones (in USD or any other currency) and click on the "Calculate" button to see which one has a better value for money.
Price

Tests and specifications

Comparison table of technical specifications and tests

Display

Type Super AMOLED Super AMOLED
Size 6.5 inches 6.4 inches
Resolution 1080 x 2400 pixels 1080 x 2400 pixels
Aspect ratio 20:9 20:9
PPI 405 ppi 411 ppi
Refresh rate 60 Hz 90 Hz
Max rated brightness 400 nits 800 nits
HDR support No No
Screen protection Corning Gorilla Glass 3 Corning Gorilla Glass 5
Screen-to-body ratio 87.4% 84.6%
Display features - Always-On Display - Always-On Display
Display tests
RGB color space 98.8% -
PWM 242 Hz -
Response time 25 ms -
Contrast ∞ Infinity -
Peak brightness test (auto)
631 nits
Galaxy A32 +29%
812 nits
Sources: NotebookCheck [3]

Design and build

Height 158.5 mm (6.24 inches) 158.9 mm (6.26 inches)
Width 73.6 mm (2.9 inches) 73.6 mm (2.9 inches)
Thickness 7.9 mm (0.31 inches) 8.4 mm (0.33 inches)
Weight 172 g (6.07 oz) 184 g (6.49 oz)
Waterproof No No
Rear material Plastic Plastic
Frame material Plastic Plastic
Colors White, Black White, Black, Blue, Purple
Fingerprint scanner Yes, in-display Yes, in-display
Screen-to-body ratio
87.4%
84.6%

Performance

Tests of Samsung Galaxy A51 and Samsung Galaxy A32 in the benchmarks
SoC
Chipset Samsung Exynos 9 Octa 9611 Mediatek Helio G80
Max. clock 2300 MHz 2000 MHz
CPU cores 8 (4 + 4) 8 (2 + 6)
Architecture - 4 cores at 1.7 GHz: Cortex-A53
- 4 cores at 2.3 GHz: Cortex-A73
- 6 cores at 1.8 GHz: Cortex-A55
- 2 cores at 2 GHz: Cortex-A75
Lithography process 10 nanometers 12 nanometers
Graphics Mali-G72 MP3 Mali-G52 MP2
GPU clock 850 MHz 950 MHz
FLOPS ~259 GFLOPS ~54.6 GFLOPS

Benchmarks

Geekbench 5 (Single-Core)
Geekbench 5 (Multi-Core)
AnTuTu Benchmark 9
215722
219885
CPU 49711 65278
GPU 53719 56558
Memory 43824 36467
UX 70475 62688
Total score 215722 219885
3DMark Wild Life Performance
Stability 95% -
Graphics test 4 FPS -
Graphics score 812 -
Sources: 3DMark [3]

Memory

RAM
RAM size 4, 6 GB 4, 6, 8 GB
Memory type LPDDR4X LPDDR4X
Memory clock 1866 MHz 1866 MHz
Channels 2 2
Storage
Storage size 64, 128 GB 64, 128 GB
Storage type UFS 2.0 eMMC 5.1
Memory card MicroSD MicroSD
Memory card max. size Up to 512 GB Up to 1024 GB

Software

Operating system Android 10 (Can be upgraded to Android 13) Android 11 (Can be upgraded to Android 13)
ROM One UI 5.0 One UI 5.0
OS size 23 GB 18.6 GB

Battery

Specifications
Capacity 4000 mAh 5000 mAh
Charge power 15 W 15 W
Battery type Li-Po Li-Ion
Replaceable No No
Wireless charging No No
Reverse charging No No
Fast charging Yes (40% in 35 min) Yes (25% in 30 min)
Full charging time 1:50 hr 2:19 hr
Battery life tests
Web browsing 09:34 hr 12:46 hr
Watching video 11:29 hr 14:17 hr
Gaming 05:12 hr 06:20 hr
Standby 83 hr 115 hr
General battery life
26:33 hr
Galaxy A32 +32%
35:02 hr

Camera

Specs and camera test of smartphones
Main camera
Matrix 48 megapixels 64 megapixels
Image resolution 8000 x 6000 9216 x 6912
Zoom Digital Digital
Flash LED LED
Stabilization Digital Digital
8K video recording No No
4K video recording Up to 30FPS No
1080p video recording Up to 30FPS Up to 30FPS
Slow motion 960 FPS (720p) 120 FPS (720p)
Angle of widest lens 120° 123°
Lenses 4 (48 MP + 12 MP + 5 MP + 5 MP) 4 (64 MP + 8 MP + 5 MP + 5 MP)
Wide (main) lens - 48 MP
- Aperture: f/2.0
- Focal length: 26 mm
- Pixel size: 0.8 micron
- Sensor: 1/2", Sony IMX582 (Exmor-RS CMOS)
- Phase autofocus
- 64 MP
- Aperture: f/1.8
- Phase autofocus
Ultra-wide lens - 12 MP
- Aperture: f/2.2
- Focal length: 13 mm
- Pixel size: 1.12 micron
- 8 MP
- Aperture: f/2.2
- Focal length: 13 mm
- Pixel size: 1.12 micron
- Sensor: 1/4.0" (CMOS)
Macro lens - 5 MP
- Aperture: f/2.4
- Focal length: 40 mm
- Pixel size: 1.12 micron
- 5 MP
- Aperture: f/2.4
Depth lens - 5 MP
- Aperture: f/2.2
- Pixel size: 1.12 micron
- Sensor: 1/5.0" (CMOS)
- 5 MP
- Aperture: f/2.4
Camera features - Bokeh mode
- Pro mode
- Bokeh mode
- Pro mode
Selfie camera
Megapixels 32 megapixels 20 megapixels
Image resolution 6560 x 4928 5380 x 3620
Aperture f/2.2 f/2.2
Focal length 26 mm -
Pixel size 0.8 microns -
Sensor type ISOCELL CMOS CMOS
Sensor size 1/2.8" -
Video resolution 2160p (4K) at 30 FPS 1080p (Full HD) at 30 FPS

Connectivity

Wi-Fi standard Wi-Fi 5 (802.11 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 5
Bluetooth features PBAP/PAB, PAN, OPP, MAP, HSP, HID, HFP, DIP, AVRCP, A2DP PBAP/PAB, PAN, OPP, MAP, HSP, HID, HFP, DIP, AVRCP, 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, Galileo
NFC* Yes No
Infrared port No No
Network
Number of SIM* 2 2
Type of SIM card Nano Nano
Multi SIM mode Standby Standby
eSIM support* No No
Hybrid slot No No
LTE Cat* 12 12
5G support No No

Sound

Speakers Mono Mono
Headphone audio jack Yes Yes
FM radio Yes Yes
Dolby Atmos Yes Yes
Speakers test
Max. loudness
81.7 dB

Other

Category Mid-range Mid-range
Announced December 2019 February 2021
Release date December 2019 February 2021
SAR (head) 0.596 W/kg 0.45 W/kg
SAR (body) 1.45 W/kg 1.3 W/kg
Sensors - Proximity sensor
- Gyroscope
- Accelerometer
- Ambient light sensor
- Compass
- Fingerprint
- Proximity sensor
- Gyroscope
- Accelerometer
- Ambient light sensor
- Compass
- Fingerprint
*Disclaimer! NFC, GSM network support, and some other specs can be different depending on the country.

Conclusion

If the display and battery life are more important to you, then choose the Samsung Galaxy A32. But if the performance and camera are more of a priority – go for the Samsung Galaxy A51.

Cast your vote

So, which phone would you choose?
1011 (43.9%)
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Total votes: 2302

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