Screen size
Folder 22.8"
K4Winner: 4.5"+38%
Quick verdict
K4 leads the measured specs 12-0.
Measured wins
Folder 2
0
spec wins
Ties
5
equal specs
K4
12
spec wins
Overall winner
Screen size
Technology
Folder 2
GSM / HSPA / LTE
K4
GSM / HSPA / LTE
2G bands
Folder 2
GSM 850 / 900 / 1800 / 1900
K4
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only)
3G bands
Folder 2
HSDPA 900 / 2100
K4
HSDPA 850 / 900 / 2100 - K130E, HSDPA 850 / 900 / 1900 / 2100 - K120E, HSDPA 850 / 1700(AWS) / 1900 - K121
4G bands
Folder 2
LTE
Resolution
Refresh rate
Peak brightness
Pixel density
CPU speed
RAM
equal specsStorage
equal specsMain camera
Front camera
Battery
Wired charging
Weight
Thickness
IP rating
Wi‑Fi
Bluetooth
USB
5G support
equal specsNFC
equal specs3.5mm jack
SD card
equal specsStereo speakers
K4
1, 3, 7, 8, 20 - K120E, 3, 7, 20 - K130E, LTE - K121
Speed
Folder 2
HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps
K4
HSPA 21.1/5.76 Mbps, LTE Cat4 150/50 Mbps
Announced
Folder 2
2020, April 14. Released 2020, April 17
K4
2016, January. Released 2016, February
Status
Folder 2
Discontinued
K4
Discontinued
Dimensions
Folder 2
107.9 x 55 x 18 mm (4.25 x 2.17 x 0.71 in)
K4
131.9 x 66.7 x 8.9 mm (5.19 x 2.63 x 0.35 in)
Weight
Folder 2
127 g (4.48 oz)
K4
120 g (4.23 oz)
SIM
Folder 2
Nano-SIM
K4
Single SIM (Micro-SIM) or Dual SIM (Micro-SIM, dual stand-by)
Type
Folder 2
IPS LCD
K4
IPS LCD
Size
Folder 2
2.8 inches, 24.3 cm2 (~40.9% screen-to-body ratio)
K4
4.5 inches, 55.8 cm2 (~63.4% screen-to-body ratio)
Resolution
Folder 2
240 x 320 pixels, 4:3 ratio (~143 ppi density)
K4
480 x 854 pixels, 16:9 ratio (~218 ppi density)
Other
Folder 2
External 0.9 inches monochrome display
K4
-
Card slot
Folder 2
microSDXC
K4
microSDHC (dedicated slot)
Phonebook
Folder 2
Practically unlimited entries and fields, Photocal
K4
-
Call records
Folder 2
Practically unlimited
K4
-
Internal
Folder 2
8GB 1GB RAM
K4
8GB 1GB RAM
Other
Folder 2
-
K4
eMMC 4.5
Single
Folder 2
2 MP
K4
5 MP, f/2.8, AF
Video
Folder 2
Yes
K4
720p@30fps
Features
Folder 2
-
K4
LED flash
Other
Folder 2
Uses main camera
K4
-
Single
Folder 2
-
K4
2 MP, f/2.8
Video
Folder 2
-
K4
Loudspeaker
Folder 2
Yes
K4
Yes
3.5mm jack
Folder 2
-
K4
Yes
WLAN
Folder 2
Wi-Fi 802.11 b/g/n
K4
Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot
Bluetooth
Folder 2
Yes
K4
4.1, A2DP, LE
Positioning
Folder 2
GPS
K4
GPS, GLONASS
NFC
Folder 2
No
K4
No
Radio
Folder 2
FM radio
K4
FM radio, RDS
USB
Folder 2
Yes
K4
microUSB 2.0
Sensors
Folder 2
K4
Accelerometer, proximity
Messaging
Folder 2
SMS(threaded view), MMS, Email, Push Email, IM
K4
-
Games
Folder 2
Downloadable
K4
-
Java
Folder 2
No
K4
-
Type
Folder 2
Li-Ion 1470 mAh, removable
K4
Li-Ion 1940 mAh, removable
Stand-by
Folder 2
-
K4
Up to 510 h (2G) / Up to 500 h (3G)
Talk time
Folder 2
-
K4
Up to 20 h (2G) / Up to 9 h (3G)
Colors
Folder 2
White, Platinum Gray
K4
White, Indigo
Price
Folder 2
About 150 EUR
K4
About 100 EUR
Models
Folder 2
-
K4
K130, K120, K121
OS
Folder 2
-
K4
Android 5.1.1 (Lollipop)
Chipset
Folder 2
-
K4
Mediatek MT6735M - K120E, K130EQualcomm MSM8909 Snapdragon 210 (28 nm) - K121
CPU
Folder 2
-
K4
Quad-core 1.0 GHz Cortex-A53 - K120E, K130EQuad-core 1.1 GHz Cortex-A7 - K121
GPU
Folder 2
-
K4
Mali-T720MP2 - K120E, K130EAdreno 304 - K121