Screen size
K41SWinner: 6.6"+69%
U4002.0"
Quick verdict
K41S leads the measured specs 14-1.
Measured wins
K41S
14
spec wins
Overall winner
Ties
2
equal specs
U400
1
spec wins
Screen size
Technology
K41S
GSM / HSPA / LTE
U400
GSM / UMTS
2G bands
K41S
GSM 850 / 900 / 1800 / 1900
U400
GSM 900 / 1800 / 1900
3G bands
K41S
HSDPA 850 / 900 / 1900 / 2100
U400
UMTS 2100
4G bands
K41S
1, 3, 7, 8, 20, 38
U400
Resolution
Refresh rate
Peak brightness
Pixel density
CPU speed
RAM
Storage
Main camera
Front camera
Battery
Wired charging
Weight
Thickness
IP rating
Wi‑Fi
Bluetooth
USB
5G support
equal specsNFC
3.5mm jack
SD card
equal specsStereo speakers
-
Speed
K41S
HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps
U400
Yes, 384 kbps
Announced
K41S
2020, February 18. Released 2020, April 27
U400
2006, July
Status
K41S
Discontinued
U400
Discontinued
Dimensions
K41S
165.8 x 76.5 x 8.3 mm (6.53 x 3.01 x 0.33 in)
U400
99.8 x 48 x 20.4 mm (3.93 x 1.89 x 0.80 in)
Weight
K41S
191.7 g (6.77 oz)
U400
114 g (4.02 oz)
SIM
K41S
· Nano-SIM· Nano-SIM + Nano-SIM
U400
Mini-SIM
Other
K41S
MIL-STD-810G compliant* *does not guarantee ruggedness or use in extreme conditions
U400
-
Type
K41S
IPS LCD
U400
TFT, 256K colors
Size
K41S
6.55 inches, 103.6 cm2 (~81.7% screen-to-body ratio)
U400
2.0 inches, 12.4 cm2 (~25.9% screen-to-body ratio)
Resolution
K41S
720 x 1600 pixels, 20:9 ratio (~268 ppi density)
U400
240 x 320 pixels, 4:3 ratio (~200 ppi density)
Protection
K41S
Scratch-resistant glass
U400
-
Other
K41S
-
U400
Downloadable wallpapers
OS
K41S
Android 9.0 (Pie)
U400
-
Chipset
K41S
Mediatek MT6762 Helio P22 (12 nm)
U400
-
CPU
K41S
Octa-core 2.0 GHz Cortex-A53
U400
-
GPU
K41S
PowerVR GE8320
U400
-
Card slot
K41S
microSDXC (dedicated slot)
U400
microSD (dedicated slot)
Internal
K41S
32GB 3GB RAM
U400
-
Other
K41S
eMMC 5.1
U400
-
Phonebook
K41S
-
U400
Yes, Photocall
Call records
K41S
-
U400
40 dialed, 40 received, 40 missed calls
Quad
K41S
13 MP, f/2.0, 28mm (wide), PDAF 5 MP, f/2.2, 115˚, (ultrawide) 2 MP (macro) Auxiliary lens
U400
-
Features
K41S
LED flash, panorama, HDR
U400
-
Video
K41S
1080p@30fps
U400
Yes
Single
K41S
-
U400
2 MP
Single
K41S
8 MP
U400
VGA videocall camera
Video
K41S
1080p@30fps
U400
Loudspeaker
K41S
Yes
U400
Yes
3.5mm jack
K41S
Yes
U400
No
Alert types
K41S
-
U400
Vibration; Downloadable polyphonic ringtones
WLAN
K41S
Wi-Fi 802.11 b/g/n, Wi-Fi Direct, DLNA
U400
No
Bluetooth
K41S
5.0, A2DP, LE
U400
2.0, A2DP
Positioning
K41S
GPS
U400
No
NFC
K41S
Yes
U400
-
Radio
K41S
No
U400
No
USB
K41S
USB Type-C 2.0, OTG
U400
Proprietary
Sensors
K41S
Fingerprint (rear-mounted), accelerometer, proximity, compass
U400
Messaging
K41S
-
U400
SMS, EMS, MMS, Email
Browser
K41S
-
U400
WAP 2.0/xHTML
Games
K41S
-
U400
Yes
Java
K41S
-
U400
Yes, MIDP 2.0
Other
K41S
-
U400
Video telephony MP3/AAC/WMA/MP4 player Predictive text input Organizer
Type
K41S
Li-Po 4000 mAh
U400
Removable Li-Ion battery
Colors
K41S
Titanium, Black, White
U400
Black, Silver
Models
K41S
LMK410EMW, LM-K410EMW, LM-K410
U400
-
Price
K41S
About 220 EUR
U400
-