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Galaxy M21 2021 vs Redmi Note 11 (China)

Samsung Galaxy M21 2021 vs Xiaomi Redmi Note 11 (China)

What Galaxy M21 2021 does better (6) and where Redmi Note 11 (China) wins (13) — every spec side by side.

Samsung · 2021Galaxy M21 2021

6.5Score

6 advantages≈ $140

Higher score

Xiaomi · 2021Redmi Note 11 (China)

6.5Score

13 advantages≈ $150

5.0Display5.6

6.7Camera6.6

6.6Battery6.0

5.0Features4.6

Dimensions

Size comparison

Galaxy M21 2021Redmi Note 11 (China)

	Galaxy M21 2021	Redmi Note 11 (China)	Difference
Height	159 mm	163.6 mm	−4.6 mm
Width	75.1 mm	75.8 mm	−0.7 mm
Thickness	9 mm	8.8 mm	+0.2 mm
Weight	192 g	195 g	−3 g

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

Why is Galaxy M21 2021 better than Redmi Note 11 (China)?

OLED panelYes · Redmi Note 11 (China): No
NFCYes · Redmi Note 11 (China): No
Battery capacity6,000 mAh vs 5,000 mAh+20%
Memory card slotYes · Redmi Note 11 (China): No
Max video4K vs 1080p
Selfie camera20 MP vs 16 MP+25%

Why is Redmi Note 11 (China) better than Galaxy M21 2021?

Wired charging15 W vs 33 W2.2×
Refresh rate60 Hz vs 90 Hz+50%
Storage (max)128 GB vs 256 GB2×
5GNo · Galaxy M21 2021: Yes
Stereo speakersNo · Galaxy M21 2021: Yes
RAM6 GB vs 8 GB+33%
Main camera48 MP vs 50 MP+4%
Storage (base)64 GB vs 128 GB2×
CPU frequency2.3 GHz vs 2.4 GHz+4%
Process10 nm vs 6 nm+67%
Screen size6.4″ vs 6.6″+3%
Main camera aperturef/2 vs f/1.8+11%

Specifications

Side by side

Only differences	Samsung Galaxy M21 2021≈ $1406.5	Xiaomi Redmi Note 11 (China)≈ $1506.5
Design
Weight	192 g	195 g
Thickness	9 mm	8.8 mm
Height	159 mm	163.6 mm
Width	75.1 mm	75.8 mm
Frame	Plastic	—
Back	Plastic	—
Ingress protection	—	IP53
Water resistance (IPx)	—	IPx3
Colours	Charcoal Black, Arctic Blue	Mysterious Black, Milky Way Blue, Mint Green
Display
Screen size	6.4″	6.6″
Panel	Super AMOLED	IPS LCD
OLED panel	Yes	No
Resolution (width)	1,080 px	1,080 px
Resolution (height)	2,340 px	2,400 px
Pixel density	403 ppi	399 ppi
Refresh rate	60 Hz	90 Hz
Peak brightness	420 nits	—
Screen-to-body ratio	84.2%	84.8%
Performance
Chipset	Exynos 9611	Mediatek Dimensity 810
Chip maker	Exynos	MediaTek
Process	10 nm	6 nm
CPU cores	8	8
CPU frequency	2.3 GHz	2.4 GHz
GPU	Mali-G72 MP3	Mali-G57 MC2
Memory
RAM	6 GB	8 GB
Storage (max)	128 GB	256 GB
Storage (base)	64 GB	128 GB
Storage type	—	UFS 2.2
Memory card slot	Yes	No
Camera
Main camera	48 MP	50 MP
Main camera aperture	f/2	f/1.8
Main sensor size	1/2.0"	—
Rear cameras	2	2
Optical stabilisation	No	No
Ultra-wide camera	Yes	Yes
Telephoto camera	No	No
Max video	4K	1080p
4K video frame rate	30 fps	—
Selfie camera	20 MP	16 MP
4K selfie video	No	No
Battery
Battery capacity	6,000 mAh	5,000 mAh
Battery type	Li-Po	Li-Po
Wired charging	15 W	33 W
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	Yes
3.5 mm headphone jack	Yes	Yes
Fingerprint sensor	Rear	Side
Sensors	Fingerprint (rear-mounted), accelerometer, gyro, proximity, compass	Fingerprint (side-mounted), accelerometer, gyro, compass
SAR (head)	0.47 W/kg	—
Software
OS at launch	Android 11	Android 11
Platform	Android	Android
Interface	One UI 3.1 Core	MIUI 12.5

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