Xiaomi Redmi K40 vs Xiaomi Redmi K70

Here you can compare Xiaomi Redmi K40 and Xiaomi Redmi K70. Comparing Xiaomi Redmi K40 vs Xiaomi Redmi K70 on Smartprix enables you to check their respective specs scores and unique features. It would potentially help you understand how Xiaomi Redmi K40 stands against Xiaomi Redmi K70 and which one should you buy The current lowest price found for Xiaomi Redmi K40 is ₹24,490 and for Xiaomi Redmi K70 is ₹29,990. The details of both of these products were last updated on Oct 22, 2026.

Specification	Xiaomi Redmi K40	Xiaomi Redmi K70
CPU	3.2 GHz, Octa Core Processor	3.2 GHz, Octa Core Processor
Rear Camera	48 MP ƒ/1.8 (Wide Angle) 8 MP ƒ/2.2 (Ultra Wide) 5 MP ƒ/2.4 (Macro) Macro	50 MP ƒ/1.6 (Wide Angle) 1/1.55", 1.0µm, PDAF, OIS 8 MP (Ultra Wide) 2 MP (Macro)
Display	6.67 inches, 1080 x 2400 pixels, 120 Hz	6.67 inches, 1440 x 3200 pixels, 120 Hz
RAM	6 GB	12 GB
Internal Memory	128 GB	256 GB
Price	₹24,490	₹29,990

Xiaomi Redmi K40₹24,490

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Xiaomi Redmi K70₹29,990

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Xiaomi Redmi K40₹24,490

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Xiaomi Redmi K70₹29,990

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Overview

Specs Score	61 / 100	71 / 100 Better Specs
Display Resolution	1080 x 2400 pixels	1440 x 3200 pixels Better Resolution
RAM	6 GB	12 GB More RAM
Storage	128 GB	256 GB More Storage
Front Camera	20 MP Better Front Camera Resolution	16 MP
Weight	196 g Lighter	209 g
Thickness	7.8 mm Slimmer	8.2 mm
Battery	4520 mAh	5000 mAh Bigger Battery
Unique Features	No	Reverse Charging

General

Model	Redmi K40	K70
Sim Type	Dual Sim, GSM+GSM	Dual Sim, GSM+GSM
Dual Sim	Yes	Yes
Sim Size	Nano+Nano SIM	Nano+Nano SIM
Device Type	Smartphone	Smartphone
Release Date	February 25, 2021	November 29, 2023

Design

Dimensions	76.4 x 163.7 x 7.8 mm	75 x 160.9 x 8.2 mm
Weight	196 g	209 g
Colors		Black, Silver, Blue/Green, Purple

Display

Type	Color Super AMOLED Screen (16M Colors)	Color OLED Screen (68.7 B)
Touch	Yes	Yes
Size	6.67 inches, 1080 x 2400 pixels, 120 Hz	6.67 inches, 1440 x 3200 pixels, 120 Hz
Aspect Ratio	20:9	20:9
PPI	~ 395 PPI	~ 526 PPI
Screen to Body Ratio	~ 85.9%	~ 89%
Glass Type	Corning Gorilla Glass 5
HDR Support	Yes, HDR10+	Yes, HDR10+
Features	HDR10+	HDR10+, 4000 nits (peak), AI Display, Eye Protection Mode, 3840Hz High-frequency PWM dimming
Notch	Yes, Punch Hole	Yes, Punch Hole

Memory

RAM	6 GB	12 GB
Storage	128 GB	256 GB
Storage Type	UFS 3.1	UFS 4

Connectivity

GPRS	Yes	Yes
EDGE	Yes	Yes
3G	Yes	Yes
4G	Yes	Yes
5G	Yes	Yes
5G Bands		1, 3, 5, 8, 28, 38, 41, 48, 66, 77, 78 SA/NSA
VoLTE	Yes, Dual Stand-By	Yes, Dual Stand-By
Wifi	Yes, with wifi-hotspot	Yes, with wifi-hotspot
Wifi Version		Wi-Fi 7
Bluetooth	Yes, v5.1, A2DP, LE, aptX HD	Yes, v5.3, A2DP, LE
USB	Yes, USB-C v2.0	Yes, USB-C
USB Features	USB on-the-go, USB Charging	USB Tethering, USB on-the-go, USB Charging
IR Blaster	Yes	Yes

Extra

GPS	Yes, with dual-band A-GPS, GLONASS, BDS, GALILEO, QZSS	Yes, with A-GPS. Up to tri-band: GLONASS, BDS, GALILEO, QZSS, NavIC
Fingerprint Sensor	Yes, Side	Yes, In Display
Face Unlock	Yes	Yes
Sensors	Accelerometer, Gyro, Proximity, Compass	Accelerometer, Proximity, Gyro, Compass, Color Spectrum
3.5mm Headphone Jack	No	No
NFC	Yes	Yes
Splash Resistant		Yes
IP Rating		IP53
Dust Resistant		No

Camera

Rear Camera	48 MP ƒ/1.8 (Wide Angle) 8 MP ƒ/2.2 (Ultra Wide) 5 MP ƒ/2.4 (Macro) Macro	50 MP ƒ/1.6 (Wide Angle) 1/1.55", 1.0µm, PDAF, OIS 8 MP (Ultra Wide) 2 MP (Macro)
OIS		Yes
Auto Focus	Yes	Yes
Features	HDR, Panorama	HDR, Panorama
Video Recording	4K @ 30 fps UHD, 1080p @ 30 fps FHD	4K @ 24 fps UHD, 720p @ 1920 fps HD
Flash	Yes, LED	Yes, LED
Front Camera	20 MP (Wide Angle) Punch Hole	16 MP (Wide Angle) Punch Hole
Front Video Recording	1080p @ 30 fps FHD, 720p @ 120 fps HD	1080p @ 30 fps FHD
Front Camera Features	HDR	HDR

Technical

OS	Android v11	Android v14
Custom UI		HyperOS
Chipset	Qualcomm Snapdragon 870	Qualcomm Snapdragon 8 Gen2
CPU	3.2 GHz, Octa Core Processor	3.2 GHz, Octa Core Processor
Core Details	1x3.2 GHz Kryo 585 & 3x2.42 GHz Kryo 585 & 4x1.80 GHz Kryo 585	1x Cortex-A715 @ 3.35 GHz & 3x Cortex-A715 @ 3.0 GHz & 4x Cortex-A510 @ 2.2 GHz
GPU	Adreno 650	Adreno 740
Java	No	No
Browser	Yes, supports HTML5	Yes

Multimedia

Email	Yes	Yes
Music	Yes	Yes
Video	Yes	Yes
FM Radio	No	No
Document Reader	Yes	Yes

Battery

Type	Non-Removable Battery	Non-Removable Battery
Size	4520 mAh, Li-Po Battery	5000 mAh, Li-Po Battery
Fast Charging	Yes, 33W Fast Charging	Yes, 120W Fast charging
Reverse Charging		Yes

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