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Redmi K40 Pro vs Redmi K50 Pro

Xiaomi Redmi K40 Pro vs Xiaomi Redmi K50 Pro

What Redmi K40 Pro does better (6) and where Redmi K50 Pro wins (10) — every spec side by side.

Xiaomi · 2021Redmi K40 Pro

7.8Score

6 advantages≈ $390

Xiaomi · 2022Redmi K50 Pro

8.6Score

10 advantages≈ $440

Higher score

7.9Display8.3

8.2Camera8.6

4.2Battery7.8

7.0Features6.9

Dimensions

Size comparison

Redmi K40 ProRedmi K50 Pro

	Redmi K40 Pro	Redmi K50 Pro	Difference
Height	163.7 mm	163.1 mm	+0.6 mm
Width	76.4 mm	76.2 mm	+0.2 mm
Thickness	7.8 mm	8.5 mm	−0.7 mm
Weight	196 g	201 g	−5 g

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

Why is Redmi K40 Pro better than Redmi K50 Pro?

Max video8K vs 4K
4K video frame rate60 fps vs 30 fps2×
Peak brightness1,300 nits vs 1,200 nits+8%
Weight196 g vs 201 g+3%
Thickness7.8 mm vs 8.5 mm+9%
Wi-Fi standardWi-Fi 6E vs Wi-Fi 6+8%

Why is Redmi K50 Pro better than Redmi K40 Pro?

Wired charging33 W vs 120 W3.6×
Main camera64 MP vs 108 MP+69%
Storage (max)256 GB vs 512 GB2×
Optical stabilisationNo · Redmi K40 Pro: Yes
Battery capacity4,520 mAh vs 5,000 mAh+11%
Charged in 30 min58% vs 158%2.7×
Pixel density395 ppi vs 526 ppi+33%
CPU frequency2.84 GHz vs 3.05 GHz+7%
Resolution (width)1,080 px vs 1,440 px+33%
Process5 nm vs 4 nm+25%

Specifications

Side by side

Only differences	Xiaomi Redmi K40 Pro≈ $3907.8	Xiaomi Redmi K50 Pro≈ $4408.6
Design
Weight	196 g	201 g
Thickness	7.8 mm	8.5 mm
Height	163.7 mm	163.1 mm
Width	76.4 mm	76.2 mm
Back	—	Glass
Ingress protection	IP53	IP53
Water resistance (IPx)	IPx3	IPx3
Glass protection	Corning Gorilla Glass 5	Corning Gorilla Glass Victus
Colours	Black, White, Aurora	Black, Gray, Blue, Green
Display
Screen size	6.7″	6.7″
Panel	Super AMOLED	OLED
OLED panel	Yes	Yes
Resolution (width)	1,080 px	1,440 px
Resolution (height)	2,400 px	3,200 px
Pixel density	395 ppi	526 ppi
Refresh rate	120 Hz	120 Hz
Peak brightness	1,300 nits	1,200 nits
Screen-to-body ratio	85.9%	86.4%
HDR	Yes	Yes
Performance
Chipset	Qualcomm SM8350 Snapdragon 888 5G	Mediatek Dimensity 9000
Chip maker	Qualcomm	MediaTek
Process	5 nm	4 nm
CPU cores	8	8
CPU frequency	2.84 GHz	3.05 GHz
GPU	Adreno 660	Mali-G710 MC10
Memory
RAM	12 GB	12 GB
Storage (max)	256 GB	512 GB
Storage (base)	128 GB	128 GB
Storage type	UFS 3.1	UFS 3.1
Memory card slot	No	No
Camera
Main camera	64 MP	108 MP
Main camera aperture	f/1.9	—
Main sensor size	1/1.7"	1/1.52"
Rear cameras	2	2
Optical stabilisation	No	Yes
Ultra-wide camera	Yes	Yes
Telephoto camera	No	No
Max video	8K	4K
4K video frame rate	60 fps	30 fps
Selfie camera	20 MP	20 MP
4K selfie video	No	No
Battery
Battery capacity	4,520 mAh	5,000 mAh
Battery type	Li-Po	Li-Po
Wired charging	33 W	120 W
Charged in 30 min	58%	158%
Wireless charging	No	No
Connectivity
5G	Yes	Yes
eSIM	No	No
Dual SIM	Yes	Yes
Wi-Fi standard	Wi-Fi 6E	Wi-Fi 6
Bluetooth	5.2	5.3
NFC	Yes	Yes
USB	USB Type-C 2.0	USB Type-C 2.0
USB version	2	2
Dual-band GPS	Yes	Yes
Satellite navigation	GLONASS, GALILEO, BDS, QZSS, NavIC	GLONASS, GALILEO, BDS, QZSS, NavIC
Features
Stereo speakers	Yes	Yes
3.5 mm headphone jack	No	No
Fingerprint sensor	Side	Side
Barometer	Yes	—
Sensors	Fingerprint (side-mounted), accelerometer, gyro, proximity, compass, barometer	Fingerprint (side-mounted), accelerometer, gyro, proximity, compass
Software
OS at launch	Android 11	Android 12
Platform	Android	Android
Interface	MIUI 12	MIUI 13