Samsung Galaxy Note 8 vs Note 20

Here we compared two flagship smartphones: the 6.3-inch Samsung Galaxy Note 8 (with Exynos 9 Octa 8895) that was released on August 22, 2017, against the Samsung Galaxy Note 20, which is powered by Exynos 990 and came out 36 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 Note 8
  • 33% higher pixel density (522 vs 393 PPI)
  • Expandable storage via MicroSD card up to 256GB
  • Includes a 3.5 mm headphone audio jack port
Reasons to consider the Samsung Galaxy Note 20
  • 83% better performance in AnTuTu Benchmark (544K versus 297K)
  • Comes with 1000 mAh larger battery capacity: 4300 vs 3300 mAh
  • Better camera quality (According to DxOMark rating)
  • Compatible with the latest Wi-Fi 6 wireless networks
  • The rear camera has a 3x optical zoom
  • Has a 0.4 inch larger screen size
  • More recent OS version: Android 13 versus 9
  • Uses a faster type of memory: LPDDR5 2400 MHz
  • Stereo speakers
  • Delivers 16% higher peak brightness (616 against 533 nits)
  • Has an ultra-wide angle camera lens
  • Has 33% more RAM: 8GB versus 6GB
We may receive a commission from Amazon for purchases made using the links below, but this has no bearing on our assessment methodology.

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

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Price

Tests and specifications

Comparison table of technical specifications and tests

Display

Type Super AMOLED Super AMOLED
Size 6.3 inches 6.7 inches
Resolution 1440 x 2960 pixels 1080 x 2400 pixels
Aspect ratio 18.5:9 20:9
PPI 522 ppi 393 ppi
Refresh rate 60 Hz 60 Hz
Max rated brightness - 600 nits
HDR support Yes, HDR10 Yes, HDR10+
Screen protection Corning Gorilla Glass 5 Corning Gorilla Glass 5
Screen-to-body ratio 83.14% 89.2%
Display features - Always-On Display - DCI-P3
- Always-On Display
Display tests
RGB color space - 99.9%
PWM 257 Hz 250 Hz
Response time 4.4 ms 6.4 ms
Contrast ∞ Infinity ∞ Infinity
Peak brightness test (auto)
533 nits
616 nits
Sources: NotebookCheck [3], [4]

Design and build

Height 162.5 mm (6.4 inches) 161.6 mm (6.36 inches)
Width 74.8 mm (2.94 inches) 75.2 mm (2.96 inches)
Thickness 8.6 mm (0.34 inches) 8.3 mm (0.33 inches)
Weight 195 g (6.88 oz) 192 g (6.77 oz)
Waterproof IP68 IP68
Rear material Glass Plastic
Frame material Metal Metal
Colors Black, Gold, Gray, Blue Black, Green
Fingerprint scanner Yes, rear Yes, in-display
Screen-to-body ratio
83.14%
89.2%

Performance

Tests of Samsung Galaxy Note 8 and Samsung Galaxy Note 20 in the benchmarks
SoC
Chipset Samsung Exynos 9 Octa 8895 Samsung Exynos 990
Max. clock 2300 MHz 2730 MHz
CPU cores 8 (4 + 4) 8 (2 + 2 + 4)
Architecture - 4 cores at 1.7 GHz: Cortex-A53
- 4 cores at 2.3 GHz: Exynos M2
- 4 cores at 2 GHz: Cortex-A55
- 2 cores at 2.5 GHz: Cortex-A76
- 2 cores at 2.73 GHz: Exynos M5
L3 cache - 2 MB
Lithography process 10 nanometers 7 nanometers
Graphics Mali-G71 MP20 Mali-G77 MP11
GPU clock 546 MHz 550 MHz
FLOPS ~349 GFLOPS ~1196 GFLOPS

Benchmarks

Geekbench 5 (Single-Core)
Geekbench 5 (Multi-Core)
AnTuTu Benchmark 9
297931
544343
CPU 82412 147614
GPU 103071 195295
Memory 45749 97621
UX 66915 108092
Total score 297931 544343
3DMark Wild Life Performance
Stability - 88%
Graphics test - 25 FPS
Graphics score - 4309
PCMark 3.0 score - 10571
Sources: 3DMark [3]

Memory

RAM
RAM size 6 GB 8 GB
Memory type LPDDR4X LPDDR5
Memory clock 1794 MHz 2400 MHz
Channels 2 2
Storage
Storage size 64, 128, 256 GB 256 GB
Storage type UFS 2.1 UFS 3.1
Memory card MicroSD No
Memory card max. size Up to 256 GB -

Software

Operating system Android 7.1.1 (Can be upgraded to Android 9.0) Android 10 (Can be upgraded to Android 13)
ROM One UI One UI 5.0
OS size 13 GB 35 GB

Battery

Specifications
Capacity 3300 mAh 4300 mAh
Charge power 15 W 25 W
Battery type Li-Po Li-Ion
Replaceable No No
Wireless charging Yes, Qi/PMA (10 W) Yes (15 W)
Reverse charging No Yes, (wireless)
Fast charging Yes, Samsung Adaptive Fast Charge (42% in 30 min) Yes (50% in 30 min)
Full charging time 1:50 hr 1:05 hr
Battery life tests
Web browsing 06:42 hr -
Watching video 10:42 hr -
Gaming 04:24 hr -
Standby 68 hr -
General battery life

Camera

Specs and camera test of smartphones
Main camera
Matrix 12 megapixels 12 megapixels
Image resolution 4000 x 3000 4000 x 3000
Zoom Optical, 2x Optical, 3x
Flash LED Dual LED
Stabilization Optical Optical
8K video recording No Up to 24FPS
4K video recording Up to 30FPS Up to 60FPS
1080p video recording Up to 60FPS Up to 240FPS
Slow motion 240 FPS (720p) 240 FPS (1080p)
Angle of widest lens - 120°
Lenses 2 (12 MP + 12 MP) 3 (12 MP + 64 MP + 12 MP)
Wide (main) lens - 12 MP
- Aperture: f/1.7
- Focal length: 26 mm
- Pixel size: 1.4 micron
- Sensor: 1/2.55" (CMOS)
- Phase autofocus (Dual Pixel)
- Optical stabilization
- 12 MP
- Aperture: f/1.8
- Focal length: 26 mm
- Pixel size: 1.8 micron
- Sensor: 1/1.76", Sony IMX555 (Exmor-RS CMOS)
- Phase autofocus (Dual Pixel)
- Optical stabilization
Telephoto lens - 12 MP
- Aperture: f/2.4
- Focal length: 52 mm
- Pixel size: 1 micron
- Sensor: 1/3.6" (CMOS)
- Phase autofocus (Dual Pixel)
- Optical stabilization
- 64 MP
- Aperture: f/2.0
- Focal length: 27 mm
- Pixel size: 0.8 micron
- Sensor: 1/1.72", Samsung Bright S5KGW2 (ISOCELL Plus CMOS)
- Phase autofocus
- Optical stabilization
Ultra-wide lens - - 12 MP
- Aperture: f/2.2
- Pixel size: 1.4 micron
- Sensor: 1/2.55", Samsung S5K2LA (ISOCELL CMOS)
- Phase autofocus
Camera features - Bokeh mode
- Pro mode
- Bokeh mode
- Pro mode
- RAW support
Samples Photo samples of Samsung Galaxy Note 8 from DxOMark Photo samples of Samsung Galaxy Note 20 from DxOMark
Selfie camera
Megapixels 8 megapixels 10 megapixels
Image resolution 3264 x 2448 3872 x 2592
Aperture f/1.7 f/2.2
Focal length 25 mm 26 mm
Pixel size 1.22 microns 1.22 microns
Sensor type CMOS CMOS
Sensor size 1/3.6" 1/3.2"
Video resolution 1440p at 30 FPS 2160p (4K) at 60 FPS

DxOMark camera tests

Photo quality
Video quality
Generic camera score

Connectivity

Wi-Fi standard 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
- Dual Band
- Wi-Fi MiMO
- Wi-Fi Direct
- Wi-Fi Hotspot
- Wi-Fi Display
Bluetooth version 5 5
Bluetooth features PBAP/PAB, PAN, OPP, MAP, LE, HSP, HID, HFP, DIP, AVRCP, A2DP LE, A2DP
USB type USB Type-C USB Type-C
USB version 3.1 3.2
USB features - Charging
- USB-Storage mode
- OTG
- Charging
- USB-Storage mode
GPS GPS, GLONASS, Beidou, Galileo GPS, GLONASS, Beidou, Galileo, NAVIC
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 Yes
Hybrid slot Yes No
LTE Cat* 16 20
5G support No Yes

Sound

Speakers Mono Stereo
Headphone audio jack Yes No
FM radio No No
Dolby Atmos Yes Yes
Speakers test
Max. loudness
86.9 dB
87.9 dB

Other

Category Flagship Flagship
Announced August 2017 August 2020
Release date September 2017 August 2020
SAR (head) 0.173 W/kg 0.359 W/kg
SAR (body) 1.29 W/kg 1.366 W/kg
Sensors - Barometer
- Proximity sensor
- Gyroscope
- Accelerometer
- Ambient light sensor
- Compass
- Fingerprint
- Hall-effect sensor
- Barometer
- 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

After analyzing all the data, we think that the Samsung Galaxy Note 20 is definitely a better buy.

Cast your vote

So, which phone would you choose?
25 (52.1%)
23 (47.9%)
Total votes: 48

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