Lenovo K3 Note vs Lenovo Vibe K4 Note

Phones Images

PHONES
Phone Names	Lenovo K3 Note	Lenovo Vibe K4 Note

Network
2G bands	GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2	GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G bands	HSDPA 850 / 900 / 1900 / 2100	HSDPA 850 / 900 / 1900 / 2100
4G bands	1, 3, 7, 38, 39, 40, 41	1, 3, 5, 7, 8, 20 - A7010
Speed	HSPA, TD-SCDMA, LTE, TD-LTE	HSPA, LTE Cat4 150/50 Mbps
Technology	GSM / HSPA / LTE	GSM / HSPA / LTE
	HSDPA 2100 - India	-

Launch
Announced	2015, March. Released 2015, March	2016, January 05. Released 2016, January 05
Status	Discontinued	Discontinued

Body
Build	-	Glass front (Gorilla Glass 3), plastic back, aluminum frame
Dimensions	152.6 x 76.2 x 8 mm (6.01 x 3.00 x 0.31 in)	153.6 x 76.5 x 9.2 mm (6.05 x 3.01 x 0.36 in)
SIM	Dual SIM (Micro-SIM, dual stand-by)	Dual SIM (Micro-SIM, dual stand-by)
Weight	150 g (5.29 oz)	158 g (5.57 oz)

Display
Protection	Asahi Dragontrail Glass	Corning Gorilla Glass 3
Resolution	1080 x 1920 pixels, 16:9 ratio (~401 ppi density)	1080 x 1920 pixels, 16:9 ratio (~401 ppi density)
Size	5.5 inches, 83.4 cm2 (~71.7% screen-to-body ratio)	5.5 inches, 83.4 cm2 (~71.0% screen-to-body ratio)
Type	IPS LCD	IPS LCD

Platform
CPU	Octa-core 1.7 GHz Cortex-A53	Octa-core 1.3 GHz Cortex-A53
Chipset	Mediatek MT6752 (28 nm)	Mediatek MT6753 (28 nm)
GPU	Mali-T760MP2	Mali-T720MP3
OS	Android 5.2 (Lollipop), upgradable to 6 (Marshmallow)	Android 5.1.1 (Lollipop), upgradable to 6.0 (Marshmallow)

Memory
Card slot	microSDHC (dedicated slot)	microSDXC (dedicated slot)
Internal	16GB 2GB RAM	8GB 2GB RAM, 16GB 2GB RAM, 16GB 3GB RAM (A7010 a48), 32GB 2GB RAM

Main Camera
Features	Dual-LED flash, HDR, panorama	Dual-LED dual-tone flash, HDR, panorama
Single	13 MP, f/2.0, AF	13 MP, f/2.2, PDAF
Video	1080p@30fps	1080p@30fps

Selfie camera
Single	5 MP, f/2.4	5 MP, f/2.2
	-	No

Sound
3.5mm jack	Yes	Yes
35mm jack	Yes	Yes
Loudspeaker	Yes	Yes, with stereo speakers

Comms
Bluetooth	4.1, A2DP, LE	4.0, A2DP, LE
NFC	No	Yes
Positioning	GPS, GLONASS	GPS
Radio	FM radio	FM radio, recording
USB	microUSB 2.0, OTG	microUSB 2.0
WLAN	Wi-Fi 802.11 b/g/n, hotspot	Wi-Fi 802.11 a/b/g/n/ac, Wi-Fi Direct, hotspot

Features
Sensors	Accelerometer, proximity, compass	Fingerprint (rear-mounted), accelerometer, gyro, proximity, compass
	-	MP3/WAV/eAAC+ player MP4/H.264 player Organizer Document viewer Photo viewer/editor Voice memo/dial/commands Predictive text input

Battery
Stand-by	Up to 750 h (3G)	Up to 265 h (3G)
Talk time	Up to 36 h (3G)	Up to 23 h (2G) / Up to 22 h (3G)
Type	Li-Ion 3000 mAh, removable	Li-Po 3300 mAh, non-removable

Misc
Colors	Onyx Black, Pearl White, Laser Yellow	Black
Models	K50a40, K50-t5, K50-t3s	A7010a48
Price	About 150 EUR	About 190 EUR
SAR EU	-	0.84 W/kg (head)

Tests
Battery life	Endurance rating 53h	-
Camera	Photo / Video	-
Display	Contrast ratio: 1793:1 (nominal)	-
Loudspeaker	Voice 65dB / Noise 66dB / Ring 76dB	-
Performance	Basemark OS II 2.0: 984Basemark X: 5656	-

OUR TESTS
Audio quality	-	Noise -93.3dB / Crosstalk -93.6dB
Battery (old)	Endurance rating 53h	Endurance rating 73h
Camera	Photo / Video	Photo / Video
Display	Contrast ratio: 1793:1 (nominal)	Contrast ratio: 940:1 (nominal), 2.254 (sunlight)
Loudspeaker	Voice 65dB / Noise 66dB / Ring 76dB	Voice 74dB / Noise 66dB / Ring 72dB
Performance	Basemark OS II 2.0: 984Basemark X: 5656	Basemark OS II 2.0: 729Basemark X: 4072