Screen size
C3400—
K31Winner: 5.7"
Quick verdict
K31 leads the measured specs 15-1.
Measured wins
C3400
1
spec wins
Ties
1
equal specs
K31
15
spec wins
Overall winner
Screen size
Technology
C3400
GSM
K31
GSM / CDMA / HSPA / LTE
2G bands
C3400
GSM 900 / 1800
K31
GSM 850 / 900 / 1800 / 1900 , CDMA 800 / 1900
GPRS
C3400
Class 10
K31
-
EDGE
C3400
No
K31
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
Stereo speakers
-
3G bands
C3400
-
K31
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands
C3400
-
K31
2, 4, 5, 12, 13, 25, 26, 41, 66, 71
Speed
C3400
-
K31
HSPA, LTE
Announced
C3400
2005, Q1
K31
2020, August 21. Released 2020, August 21
Status
C3400
Discontinued
K31
Discontinued
Dimensions
C3400
91 x 47 x 24 mm (3.58 x 1.85 x 0.94 in)
K31
147.8 x 71.1 x 8.6 mm (5.82 x 2.80 x 0.34 in)
Weight
C3400
93 g (3.28 oz)
K31
146 g (5.15 oz)
SIM
C3400
Mini-SIM
K31
Nano-SIM + Nano-SIM
Other
C3400
-
K31
MIL-STD-810G compliant* *does not guarantee ruggedness or use in extreme conditions
Type
C3400
CSTN, 65K colors
K31
IPS LCD
Size
C3400
K31
5.7 inches, 81.1 cm2 (~77.2% screen-to-body ratio)
Resolution
C3400
128 x 160 pixels
K31
720 x 1520 pixels, 19:9 ratio (~295 ppi density)
Other
C3400
Second external mono display (96 x 64 pixels) Downloadable wallpapers
K31
-
Card slot
C3400
No
K31
microSDXC
Phonebook
C3400
200 x 6 fields, Photocall
K31
-
Call records
C3400
10 dialed, 10 received, 10 missed calls
K31
-
Internal
C3400
16MB
K31
32GB 2GB RAM
Other
C3400
-
K31
eMMC 5.1
Single
C3400
VGA
K31
-
Features
C3400
LED flash
K31
LED flash, panorama, HDR
Video
C3400
No
K31
1080p@30fps
Dual
C3400
-
K31
13 MP, f/1.8, 27mm (wide), 1/3.1", 1.12µm, PDAF 5 MP, f/2.2, 120˚ (ultrawide), 1/5.0", 1.12µm
Other
C3400
No
K31
-
Single
C3400
-
K31
5 MP, f/2.2, 24mm (wide), 1/5.0", 1.12µm
Video
C3400
-
K31
1080p@30fps
Loudspeaker
C3400
No
K31
Yes
Alert types
C3400
Vibration; Downloadable polyphonic, MP3 ringtones, composer
K31
-
3.5mm jack
C3400
No
K31
Yes
WLAN
C3400
No
K31
Wi-Fi 802.11 b/g/n, Wi-Fi Direct
Bluetooth
C3400
No
K31
5.0, A2DP, LE
Positioning
C3400
No
K31
GPS
Radio
C3400
No
K31
No
USB
C3400
Proprietary
K31
microUSB 2.0
NFC
C3400
-
K31
No
Sensors
C3400
K31
Fingerprint (rear-mounted), accelerometer
Messaging
C3400
SMS, EMS, MMS
K31
-
Browser
C3400
WAP 2.0/xHTML
K31
-
Games
C3400
Yes + downloadable
K31
-
Java
C3400
Yes
K31
-
Other
C3400
MP3 player Predictive text input Organizer Voice memo
K31
-
Type
C3400
Removable Li-Ion 1000 mAh battery
K31
Li-Ion 3000 mAh
Stand-by
C3400
Up to 200 h
K31
-
Talk time
C3400
Up to 3 h 30 min
K31
-
Colors
C3400
Silver
K31
Gray
Models
C3400
-
K31
LM-K300Q, LMK300, LGL355DL
Price
C3400
-
K31
About 130 EUR
OS
C3400
-
K31
Android 10, LG UX 9.1
Chipset
C3400
-
K31
Mediatek MT6762 Helio P22 (12 nm)
CPU
C3400
-
K31
Octa-core 2.0 GHz Cortex-A53
GPU
C3400
-
K31
PowerVR GE8320