Screen size
K31Winner: 5.7"
U8210—
Quick verdict
K31 leads the measured specs 14-1.
Measured wins
K31
14
spec wins
Overall winner
Ties
2
equal specs
U8210
1
spec wins
Screen size
Technology
K31
GSM / CDMA / HSPA / LTE
U8210
GSM / UMTS
2G bands
K31
GSM 850 / 900 / 1800 / 1900 , CDMA 800 / 1900
U8210
GSM 900 / 1800 / 1900
3G bands
K31
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
U8210
UMTS 2100
4G bands
K31
2, 4, 5, 12, 13, 25, 26, 41, 66, 71
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
U8210
-
Speed
K31
HSPA, LTE
U8210
Yes, 384 kbps
Announced
K31
2020, August 21. Released 2020, August 21
U8210
2005, Q1
Status
K31
Discontinued
U8210
Discontinued
Dimensions
K31
147.8 x 71.1 x 8.6 mm (5.82 x 2.80 x 0.34 in)
U8210
89.8 x 47.7 x 24.8 mm (3.54 x 1.88 x 0.98 in)
Weight
K31
146 g (5.15 oz)
U8210
115 g (4.06 oz)
SIM
K31
Nano-SIM + Nano-SIM
U8210
Mini-SIM
Other
K31
MIL-STD-810G compliant* *does not guarantee ruggedness or use in extreme conditions
U8210
-
Type
K31
IPS LCD
U8210
TFT, 256K colors
Size
K31
5.7 inches, 81.1 cm2 (~77.2% screen-to-body ratio)
U8210
Resolution
K31
720 x 1520 pixels, 19:9 ratio (~295 ppi density)
U8210
176 x 220 pixels
Other
K31
-
U8210
Second external CSTN, 65K colors display (96x96 pixels) Downloadable wallpapers
OS
K31
Android 10, LG UX 9.1
U8210
-
Chipset
K31
Mediatek MT6762 Helio P22 (12 nm)
U8210
-
CPU
K31
Octa-core 2.0 GHz Cortex-A53
U8210
-
GPU
K31
PowerVR GE8320
U8210
-
Card slot
K31
microSDXC
U8210
microSD (dedicated slot)
Internal
K31
32GB 2GB RAM
U8210
20MB
Other
K31
eMMC 5.1
U8210
-
Phonebook
K31
-
U8210
500 entries
Call records
K31
-
U8210
10 dialed, 10 received, 10 missed calls
Dual
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
U8210
-
Features
K31
LED flash, panorama, HDR
U8210
180 deg rotating lens, LED flash
Video
K31
1080p@30fps
U8210
Yes
Single
K31
-
U8210
1.3 MP
Single
K31
5 MP, f/2.2, 24mm (wide), 1/5.0", 1.12µm
U8210
-
Video
K31
1080p@30fps
U8210
-
Other
K31
-
U8210
No
Loudspeaker
K31
Yes
U8210
No
3.5mm jack
K31
Yes
U8210
No
Alert types
K31
-
U8210
Vibration; Downloadable polyphonic ringtones
WLAN
K31
Wi-Fi 802.11 b/g/n, Wi-Fi Direct
U8210
No
Bluetooth
K31
5.0, A2DP, LE
U8210
1.1
Positioning
K31
GPS
U8210
No
NFC
K31
No
U8210
-
Radio
K31
No
U8210
No
USB
K31
microUSB 2.0
U8210
Proprietary
Infrared port
K31
-
U8210
Yes
Sensors
K31
Fingerprint (rear-mounted), accelerometer
U8210
Messaging
K31
-
U8210
SMS, EMS, MMS, Email
Browser
K31
-
U8210
WAP 2.0/xHTML
Games
K31
-
U8210
Yes + downloadable
Java
K31
-
U8210
Yes, MIDP 2.0
Other
K31
-
U8210
MP3/AAC/MP4 player Predictive text input Organizer
Type
K31
Li-Ion 3000 mAh
U8210
Removable Li-Po 1400 mAh battery
Stand-by
K31
-
U8210
Up to 250 h
Talk time
K31
-
U8210
Up to 3 h 40min
Colors
K31
Gray
U8210
Models
K31
LM-K300Q, LMK300, LGL355DL
U8210
-
Price
K31
About 130 EUR
U8210
-