Samsung Galaxy Z Fold 2 vs Xiaomi Redmi Note 9 Specs Comparison

Availability

Officially announced
Aug 05, 2020	Apr 30, 2020
Prices (MSRP)
$2000

Design

Dimensions
6.27 x 5.05 x 0.27 inches 159.2 x 128.2 x 6.9 mm	6.39 x 3.04 x 0.35 inches 162.3 x 77.2 x 8.9 mm
Folded
(159.2 x 68 x 16.8 mm)
Weight
9.95 oz / 282.0 g	7.02 oz / 199.0 g
Materials
Back: Glass Frame: Aluminum	Frame: Plastic
Resistance
	Splash
Biometrics
2D Face unlock, Fingerprint (touch)	Fingerprint (touch)
Keys
Right: Volume control, Lock/Unlock key	Right: Volume control, Lock/Unlock key
Colors
Mystic black, Mystic bronze	Forest green, Polar white, Midnight gray

Display

Size
7.6-inch, 89.00% screen-to-body	6.5-inch, 83.52% screen-to-body
Type
Dynamic AMOLED, 120Hz, HDR	IPS LCD
Resolution
2208x1768px, 372 PPI	2340x1080px, 19.5:9 ratio, 395 PPI
Protection
	Corning Gorilla Glass 5
Features
Folding inside the device, HDR support, Ambient light sensor, Proximity sensor
Front cover display
6.2 inches 2260 x816 px AMOLED Scratch-resistant glass (Corning Gorilla Glass)

PhoneArena Display Test

Bright Max (20% APL)
Untested	Untested
Bright Min
1.6 (Good)	0.8 (Excellent)

Learn more on our PhoneArena Display Test Results page.

Hardware

System chip
Snapdragon 865+ SM8250-AB (7 nm)	MediaTek Helio G85 (12 nm)
Processor
Octa-core 1x3.1GHz Kryo 585 3x2.42GHz Kryo 585 4x1.80GHz Kryo 585	Octa-core 2000 MHz Arm Cortex-A75 and ArmCortex-A55
GPU
Adreno 650	Mali G52 MC2
Memory
12GB (LPDDR5)/256GB (UFS 3.1)	3GB (LPDDR4)/64GB (eMMC 5.1) 4GB/128GB
Storage expansion
not expandable	microSDXC up to 128 GB
OS
Android (11, 10)	Android (10)

Battery

Type
4500 mAh	5020 mAh, Li - Polymer
Charging
Qualcomm Quick Charge 2.0, Samsung Adaptive Fast Charging Qi and Powermat wireless charging, Reverse wireless charging	Fast charging Reverse wired charging
Charge speed
Wired: 25.0W Wireless: 11.0W	Wired: 18.0W

PhoneArena Battery Tests

Battery Life Estimate

4h 23min

Browsing

6h 43min

Video

7h 10min

Gaming

9h 9min

Battery Life Estimate

Untested

Browsing

Untested

Video

10h 43min

Gaming

7h 34min

Learn more on our PhoneArena Battery Test Results page

Camera

Rear
Triple camera	Quad camera
Main camera
12 MP (OIS, PDAF) Aperture size: F1.8 Focal length: 26 mm Sensor size: 1/1.76" Pixel size: 1.8 μm	48 MP (PDAF) Aperture size: F1.8 Sensor size: 1/2" Pixel size: 0.8 μm
Second camera
12 MP (Ultra-wide) Aperture size: F2.2 Focal Length: 13 mm Pixel size: 1.12 μm	8 MP (Ultra-wide) Aperture size: F2.2 Sensor size: 1/4" Pixel size: 1.2 μm
Third camera
12 MP (Telephoto, OIS, PDAF) Optical zoom: 2.0x Aperture size: F2.4 Focal Length: 52 mm Sensor size: 1/3.6" Pixel size: 1.0 μm	2 MP (Macro, Autofocus) Aperture size: F2.4 Pixel size: 1.75 μm
Fourth camera
	2 MP Aperture size: F2.4 Sensor size: 1/5" Pixel size: 1.7 μm
Flash
LED	LED
Video recording
4K UHD (60 fps), 1080p (240 fps), 720p (960 fps) HDR, Continuous autofocus, EIS	1080p (30 fps), 720p (120 fps)
Front
10 MP (EIS, HDR) Folded: 10 MP Video capture: 4K UHD (60 fps)	13 MP (HDR) Video capture: 1080p

Connectivity & Features

Bluetooth
5.0	5.0
WLAN
a,b,g,n,ac,Wi-Fi 6,dual-band MIMO, Wi-Fi Direct, Hotspot 802.11 a, b, g, n, ac, ax	a,b,g,n,ac,dual-band Wi-Fi Direct, Hotspot 802.11 a, b, g, n, ac
USB
Type-C, USB 3.1	Type-C, USB 2.0
Sensors
Accelerometer, Gyroscope, Compass, Hall (for flip covers), Barometer, Ambient light sensor, Proximity sensor	Accelerometer, Gyroscope, Compass, Ambient light sensor, Proximity sensor
Location
GPS, A-GPS, Glonass, Cell ID, Wi-Fi positioning	GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning
Other
NFC, ANT+	NFC, Infrared

Multimedia

Headphones
No 3.5mm jack	3.5mm jack
Speakers
Earpiece, Multiple speakers	Earpiece, Loudspeaker
Features
32-Bit DAC, Dolby Atmos, aptX-HD, Dolby Digital, Dolby Digital Plus
Screen mirroring
Wireless screen share	Wireless screen share
Additional microphone(s)
Noise cancellation	Noise cancellation

Cellular

5G Bands
SA, NSA, Sub-6, mmWave
4G (FDD) Bands
2, 3, 4, 5, 7, 8, 12, 13, 18, 19, 20, 26, 28, 66	1, 2, 3, 4, 5, 7, 8, 20, 28
4G (TDD) Bands
38, 39, 40, 41, 46, 48	38, 40, 41
3G Bands
1, 2, 5, 8	1, 2, 4, 5, 8
Data Speed
LTE-A Pro Cat 20 (2000/150 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s	LTE-A, HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s
Dual SIM
Yes	Yes
SIM type
Nano SIM, eSIM	Nano SIM
VoLTE
	Yes

Regulatory Approval

FCC approval
Date approved: Oct 27, 2020 FCC ID value: A3LSMF916U
Measured SAR
Head: 0.29 W/kg Body: 1.14 W/kg Simultaneous Transmission: 1.59 W/kg Wireless Router: 1.06 W/kg

Alternative variants

Thom Browne Edition

Colors	Grey
Prices (MSRP)	$3300

with 128GB storage

Memory	4GB/128GB

Discover more

Full Specs Samsung Galaxy Z Fold 2 Specs PA Review Samsung Galaxy Z Fold 2 Review

Full Specs Xiaomi Redmi Note 9 Specs PA Review Xiaomi Redmi Note 9 Review