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Galaxy A21s vs Redmi 10X 5G

Samsung Galaxy A21s vs Xiaomi Redmi 10X 5G

What Galaxy A21s does better (3) and where Redmi 10X 5G wins (14) — every spec side by side.

Samsung · 2020Galaxy A21s

4.6Score

3 advantages≈ $240

Xiaomi · 2020Redmi 10X 5G

5.8Score

14 advantages≈ $220

Higher score

3.5Display5.9

5.7Camera6.5

4.0Battery3.8

5.0Features4.1

Dimensions

Size comparison

Galaxy A21sRedmi 10X 5G

	Galaxy A21s	Redmi 10X 5G	Difference
Height	163.7 mm	164.2 mm	−0.5 mm
Width	75.3 mm	75.8 mm	−0.5 mm
Thickness	8.9 mm	9 mm	−0.1 mm
Weight	192 g	205 g	−13 g

Drawn to the same scale from the official dimensions (front and side).

Why is Galaxy A21s better than Redmi 10X 5G?

NFCYes · Redmi 10X 5G: No
Battery capacity5,000 mAh vs 4,520 mAh+11%
Weight192 g vs 205 g+7%

Why is Redmi 10X 5G better than Galaxy A21s?

Wired charging15 W vs 22 W+50%
OLED panelNo · Galaxy A21s: Yes
Storage (max)128 GB vs 256 GB2×
5GNo · Galaxy A21s: Yes
RAM6 GB vs 8 GB+33%
Pixel density270 ppi vs 401 ppi+49%
CPU frequency2 GHz vs 2.6 GHz+30%
Storage (base)32 GB vs 64 GB2×
Max video1080p vs 4K
Peak brightness540 nits vs 600 nits+11%
Resolution (width)720 px vs 1,080 px+50%
Selfie camera13 MP vs 16 MP+23%

Specifications

Side by side

Only differences	Samsung Galaxy A21s≈ $2404.6	Xiaomi Redmi 10X 5G≈ $2205.8
Design
Weight	192 g	205 g
Thickness	8.9 mm	9 mm
Height	163.7 mm	164.2 mm
Width	75.3 mm	75.8 mm
Frame	Plastic	—
Back	Plastic	Glass
Ingress protection	—	IP53
Water resistance (IPx)	—	IPx3
Glass protection	—	Corning Gorilla Glass 5
Colours	Black, White, Blue, Red	Blue, Gold, Pink/Blue
Display
Screen size	6.5″	6.6″
Panel	PLS LCD	AMOLED
OLED panel	No	Yes
Resolution (width)	720 px	1,080 px
Resolution (height)	1,600 px	2,400 px
Pixel density	270 ppi	401 ppi
Refresh rate	60 Hz	60 Hz
Peak brightness	540 nits	600 nits
Measured brightness	490 nits	—
Screen-to-body ratio	82.8%	83.7%
HDR	—	Yes
Performance
Chipset	Exynos 850	Mediatek Dimensity 820
Chip maker	Exynos	MediaTek
Process	8 nm	7 nm
CPU cores	8	8
CPU frequency	2 GHz	2.6 GHz
GPU	Mali-G52	Mali-G57 MC5
AnTuTu score	107,157	—
Geekbench 6 (multi-core)	1,100	—
Memory
RAM	6 GB	8 GB
Storage (max)	128 GB	256 GB
Storage (base)	32 GB	64 GB
Storage type	eMMC 5.1	UFS 2.1
Memory card slot	Yes	Yes
Camera
Main camera	48 MP	48 MP
Main camera aperture	f/2	f/1.8
Main sensor size	1/2.0"	1/2.0"
Rear cameras	2	2
Optical stabilisation	No	No
Ultra-wide camera	Yes	Yes
Telephoto camera	No	No
Max video	1080p	4K
4K video frame rate	—	30 fps
Selfie camera	13 MP	16 MP
4K selfie video	No	No
Battery
Battery capacity	5,000 mAh	4,520 mAh
Battery type	Li-Po	Li-Po
Wired charging	15 W	22 W
Charged in 30 min	25%	—
Wireless charging	No	No
Connectivity
5G	No	Yes
eSIM	No	No
Dual SIM	Yes	Yes
Wi-Fi standard	Wi-Fi 5	Wi-Fi 5
Bluetooth	5	5.1
NFC	Yes	No
USB	USB Type-C 2.0	USB Type-C 2.0
USB version	2	2
Satellite navigation	GLONASS, GALILEO, BDS	GLONASS, GALILEO, BDS
Features
Stereo speakers	No	No
3.5 mm headphone jack	Yes	Yes
Loudspeaker loudness	-30 LUFS	—
Fingerprint sensor	Rear	Under display
Sensors	Fingerprint (rear-mounted), accelerometer, gyro, proximity, compass	Fingerprint (under display, optical), accelerometer, gyro, proximity, compass
SAR (head)	0.42 W/kg	—
Software
OS at launch	Android 10	Android 10
Platform	Android	Android
Interface	One UI 4.1	MIUI 11