Samsung Galaxy A42 vs Galaxy A12

Here we compared two smartphones: the 6.6-inch Samsung Galaxy A42 (with Qualcomm Snapdragon 750 5G) that was released on September 2, 2020, against the Samsung Galaxy A12, which is powered by MediaTek Helio P35 and came out 2 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 A42
  • 3.4x better performance in AnTuTu Benchmark (378K versus 112K)
  • Compatible with Wi-Fi 5 wireless networks
  • Slow-motion recording at 480FPS
  • Uses a faster type of memory: LPDDR4X 1866 MHz
  • Ability to record video in 4K resolution
  • More energy-efficient CPU – Snapdragon 750 5G
  • Delivers 21% higher peak brightness (566 against 469 nits)
  • Super AMOLED display (versus competitor's PLS TFT)

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 PLS TFT
Size 6.6 inches 6.5 inches
Resolution 720 x 1600 pixels 720 x 1600 pixels
Aspect ratio 20:9 20:9
PPI 266 ppi 270 ppi
Refresh rate 60 Hz 60 Hz
Max rated brightness 500 nits 450 nits
HDR support No No
Screen protection Corning Gorilla Glass 3 Tempered glass
Screen-to-body ratio 84.3% 82.1%
Display features - Always-On Display -
Display tests
RGB color space 97.7% 96.3%
PWM 242 Hz 337 Hz
Response time 9.5 ms 52 ms
Contrast ∞ Infinity 864:1
Peak brightness test (auto)
Galaxy A42 +21%
566 nits
469 nits
Sources: NotebookCheck [3], [4]

Design and build

Height 164.4 mm (6.47 inches) 164 mm (6.46 inches)
Width 75.9 mm (2.99 inches) 75.8 mm (2.98 inches)
Thickness 8.6 mm (0.34 inches) 8.9 mm (0.35 inches)
Weight 193 gramm (6.81 oz) 205 gramm (7.23 oz)
Waterproof No No
Rear material Plastic Plastic
Frame material Plastic Plastic
Colors White, Black, Gray White, Black, Blue, Red
Fingerprint scanner Yes, in-display Yes, in home button
Screen-to-body ratio
84.3%
82.1%

Performance

Tests of Samsung Galaxy A42 and Samsung Galaxy A12 in the benchmarks
SoC
Chipset Qualcomm Snapdragon 750 5G MediaTek Helio P35
Max. clock 2200 MHz 2300 MHz
CPU cores 8 (2 + 6) 8 (4 + 4)
Architecture - 6 cores at 1.8 GHz: Kryo 570 Silver (Cortex-A55)
- 2 cores at 2.2 GHz: Kryo 570 Gold (Cortex-A77)
- 4 cores at 1.8 GHz: Cortex-A53
- 4 cores at 2.3 GHz: Cortex-A53
Lithography process 8 nanometers 12 nanometers
Graphics Adreno 619 IMG PowerVR GE8320
GPU clock 825 MHz 680 MHz
FLOPS - ~44.8 GFLOPS
Memory
RAM size 4, 6, 8 GB 3, 4, 6 GB
Memory type LPDDR4X LPDDR4
Memory clock 1866 MHz 1866 MHz
Channels 2 2
Storage
Storage size 128 GB 32, 64, 128 GB
Storage type UFS 2.1 eMMC 5.1
Memory card MicroSD MicroSD
Memory card max. size Up to 512 GB Up to 1024 GB

Benchmarks

Geekbench 5 (Single-Core)
Galaxy A42 +280%
639
Geekbench 5 (Multi-Core)
Galaxy A42 +85%
1895
1025
AnTuTu Benchmark 9
Galaxy A42 +236%
378354
112619
CPU 120293 35357
GPU 86738 13133
Memory 74375 28597
UX 98730 35628
Total score 378354 112619

Software

Operating system Android 10 (Can be upgraded to Android 12) Android 10.0 (Can be upgraded to Android 12)
ROM One UI 3.1 One UI Core 4.1
OS size 20 GB 13 GB

Battery

Specifications
Capacity 5000 mAh 5000 mAh
Charge power 15 W 15 W
Battery type Li-Po Li-Po
Replaceable No No
Wireless charging No No
Reverse charging No No
Fast charging Yes (27% in 30 min) Yes (20% in 30 min)
Full charging time 2:01 hr 3:03 hr
Battery life tests
Web browsing 13:46 hr 16:07 hr
Watching video 18:16 hr 12:14 hr
Gaming 06:19 hr 06:09 hr
Standby 123 hr 153 hr
General battery life
39:16 hr
41:01 hr
Phones With the Best Battery Life (23rd and 14th place)

Camera

Specs and camera test of smartphones
Main camera
Matrix 48 megapixels 48 megapixels
Image resolution 8000 x 6000 8000 x 6000
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 60FPS Up to 30FPS
Slow motion 480 FPS (720p) No
Angle of widest lens 123° 123°
Lenses 4 (48 MP + 8 MP + 5 MP + 5 MP) 4 (48 MP + 5 MP + 2 MP + 2 MP)
Wide (main) lens - 48 MP
- Aperture: f/1.8
- Focal length: 26 mm
- Pixel size: 0.8 micron
- Sensor: 1/2", Samsung S5KGM2 (ISOCELL CMOS)
- Phase autofocus
- 48 MP
- Aperture: f/2.0
- Focal length: 26 mm
- Pixel size: 0.8 micron
- Sensor: 1/2", Samsung S5KGM2 (ISOCELL CMOS)
- Phase autofocus
Ultra-wide lens - 8 MP
- Aperture: f/2.2
- 5 MP
- Aperture: f/2.2
Macro lens - 5 MP
- Aperture: f/2.4
- 2 MP
- Aperture: f/2.4
Depth lens - 5 MP
- Aperture: f/2.2
- 2 MP
- Aperture: f/2.2
Camera features - Bokeh mode
- Pro mode
- Bokeh mode
- Pro mode
Samples - Photo samples of Samsung Galaxy A12 from DxOMark
Selfie camera
Megapixels 20 megapixels 8 megapixels
Image resolution 5184 x 3880 3264 x 2448
Aperture f/2.2 f/2.0
Pixel size 1 microns -
Sensor type CMOS CMOS
Video resolution 1080p (Full HD) at 30 FPS 1080p (Full HD) at 30 FPS

DxOMark camera tests

Photo quality
Video quality
Generic camera score

Connectivity

Wi-Fi standard Wi-Fi 5 (802.11 b/g/n/ac) Wi-Fi 4 (802.11 b/g/n)
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 Yes
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 Yes No
LTE Cat* 18 7
5G support Yes No

Sound

Speakers Mono Mono
Headphone audio jack Yes Yes
FM radio No Yes
Dolby Atmos Yes Yes
Speakers test
Max. loudness
82.9 dB
80.9 dB

Other

Category Mid-range Budget
Announced September 2020 November 2020
Release date November 2020 December 2020
SAR (head) 1.15 W/kg 0.67 W/kg
SAR (body) 1.33 W/kg 1.38 W/kg
Sensors - Proximity sensor
- Gyroscope
- Accelerometer
- Ambient light sensor
- Compass
- Fingerprint
- Proximity sensor
- Accelerometer
- Ambient light sensor
- Fingerprint
*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 Samsung Galaxy A42 is definitely a better buy.

Cast your vote

So, which phone would you choose?
9 (100%)
0 (0%)
Total votes: 9

User opinions

You can share your opinion or ask a question in the comments below
Promotion