Xiaomi Redmi Note 3 vs Lenovo K4 Note vs Xiaomi Redmi 4X Specs Comparison

Display

Size
5.5-inch	5.5-inch	5.0-inch
Resolution
1920 x 1080 px, 401 PPI	1920 x 1080 px, 401 PPI	1280 x 720 px, 294 PPI
Technology
IPS LCD	IPS LCD	IPS LCD
Screen-to-body
73.15 %	70.98 %	70.89 %
Colors
16 777 216	16 777 216	16 777 216
Peak brightness
		450 cd/m2 (nit)
Features
Scratch-resistant glass (Corning Gorilla Glass), Ambient light sensor, Proximity sensor	Scratch-resistant glass (Corning Gorilla Glass 3), Ambient light sensor, Proximity sensor	Scratch-resistant glass (Corning Gorilla Glass), Ambient light sensor, Proximity sensor

Hardware

System chip
MediaTek Helio X10 MT6795	MediaTek MT6753	Qualcomm Snapdragon 435 8940 (28 nm)
Processor
Octa-core, 2000 MHz, ARM Cortex-A53, 64-bit	Octa-core, 1500 MHz, ARM Cortex-A53, 64-bit	Octa-core, 1400 MHz, ARM Cortex-A53, 64-bit
GPU
PowerVR G6200	Mali-T720 MP3	Adreno 505
RAM
3GB (LPDDR3)	3GB (LPDDR3)	3GB (LPDDR3)
Internal storage
32GB	16GB	32GB
Storage expansion
microSDHC up to 32 GB	microSDXC up to 128 GB	microSDXC up to 128 GB
OS
Android (6.0 Marshmallow, 5.1 Lollipop), Xiaomi MI UI	Android (5.1 Lollipop)	Android (6.0 Marshmallow)
Device type
Smartphone	Smartphone	Smartphone

Battery

Capacity
4000 mAh	3300 mAh	4100 mAh
Type
Not user replaceable	Li - Ion, Not user replaceable	Not user replaceable

Camera

Rear
Single camera	Single camera	Single camera
Main camera
13 MP (PDAF) Specifications: Aperture size: F2.2	13 MP (PDAF)	13 MP (PDAF) Specifications: Aperture size: F2.0
Flash
Dual LED	Dual LED	LED
Video recording
1920x1080 (Full HD) Features: Time-lapse video, Video calling, Video sharing	Yes Features: Video calling	1920x1080 (Full HD) (30 fps) Features: Video calling, Video sharing
Front
5 MP, Video capture: 1920x1080 (Full HD)	5 MP	5 MP, Video capture: 1280x720 (HD) (30 fps)

Design

Dimensions
5.91 x 2.99 x 0.34 inches (150 x 76 x 8.65 mm)	6.05 x 3.01 x 0.36 inches (153.7 x 76.5 x 9.1 mm)	5.48 x 2.75 x 0.34 inches (139.24 x 69.96 x 8.65 mm)
Weight
5.78 oz(164.0 g)	5.64 oz(160.0 g)	5.15 oz(146.0 g)
Materials
Back: Metal	Back: Plastic	Back: Aluminum
Biometrics
Fingerprint (touch)	Fingerprint (touch)	Fingerprint (touch)
Features
Notification light	Touch sensitive control keys	Touch sensitive control keys
Keys
Right: Volume control, Lock/Unlock key	Right: Volume control, Lock/Unlock key	Right: Volume control, Lock/Unlock key
Colors
Gold, Gray, Silver	Black	Black, Gold

Cellular

4G (FDD)
Bands 1(2100), 3(1800), 5(850), 7(2600), 8(900)	Bands 1(2100), 3(1800), 5(850), 7(2600), 8(900), 20(800 DD)
4G (TDD)
Bands 38(2600), 39(1900+), 40(2300), 41(2600+)	Bands 40(2300), 41(2600+)
3G
Bands 5(850), 8(900), 2(1900), 1(2100)	Bands 5(850), 8(900), 2(1900), 1(2100)
Data Speed
LTE, HSPA, HSUPA	LTE Cat 4 (150/50 Mbit/s), HSPA	LTE-A Cat 7 (300/100 Mbit/s), HSPA
Dual SIM
Yes	Yes	Yes
SIM type
Nano SIM, Micro SIM	Micro SIM	Nano SIM, Micro SIM

Multimedia

Headphones
3.5mm jack	3.5mm jack	3.5mm jack
Speakers
Earpiece, Loudspeaker	Earpiece, Multiple speakers	Earpiece, Loudspeaker
Features
Album art cover, Background playback	Album art cover, Background playback, Dolby Atmos	Album art cover, Background playback
Screen mirroring
Wireless screen share		Wireless screen share
Radio
	FM

Connectivity & Features

Bluetooth
4.1	4.0	4.2
Wi-Fi
802.11 b,g,n,ac,dual-band Wi-Fi Direct	802.11 a,b,g,n,ac,dual-band Hotspot	802.11 b,g,n,dual-band Hotspot, Wi-Fi Direct
USB
microUSB, USB 2.0, Features: Mass storage device, Charging	microUSB, USB 2.0, Features: Mass storage device, Charging	microUSB, USB 2.0, Features: Mass storage device, Charging
Location
GPS, A-GPS, Glonass, BeiDou	GPS, A-GPS	GPS, A-GPS, Glonass, BeiDou
Sensors
Accelerometer, Gyroscope, Compass, Hall (for flip covers)	Accelerometer, Compass, Gesture	Accelerometer, Gyroscope
Other
Tethering, Computer sync, OTA sync	NFC, Tethering, Computer sync, OTA sync	Infrared, VoIP, Tethering, Computer sync, OTA sync

Regulatory Approval

Measured SAR
	Head: 0.84 W/kg Body: 0.71 W/kg

Buyers information

MSRP
$ 171	$ 180
In The Box
		power adapter, USB cable, warranty card, user guide, SIM insertion tool

Availability

Officially announced
Nov 24, 2015	Jan 05, 2016	Feb 28, 2017

Alternative variants

RAM	2GB
Internal storage	16GB
MSRP	$ 140

System chip	Qualcomm Snapdragon 650
Processor	Hexa-core, 1800 MHz, ARM Cortex-A72 and ARM Cortex-A53, 64-bit
GPU	Adreno 510
Storage expansion	microSD, microSDHC, microSDXC, miniSD up to 128 GB
Rear	Single camera
Main camera	16 MP Specifications: Aperture size: F2.0
Dual SIM	Yes

Links

Full specifications
Xiaomi Redmi Note 3 Specs	Lenovo K4 Note Specs	Xiaomi Redmi 4X Specs
PhoneArena Review
Xiaomi Redmi Note 3 Review
User Reviews
Xiaomi Redmi Note 3 User Reviews	Lenovo K4 Note User Reviews	Xiaomi Redmi 4X User Reviews