Screen size
GB1021.5"
K31Winner: 5.7"+74%
Quick verdict
K31 leads the measured specs 16-0.
Measured wins
GB102
0
spec wins
Ties
1
equal specs
K31
16
spec wins
Overall winner
Screen size
Technology
GB102
GSM
K31
GSM / CDMA / HSPA / LTE
2G bands
GB102
GSM 900 / 1800
K31
GSM 850 / 900 / 1800 / 1900 , CDMA 800 / 1900
GPRS
GB102
No
K31
-
EDGE
GB102
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
GB102
-
K31
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands
GB102
-
K31
2, 4, 5, 12, 13, 25, 26, 41, 66, 71
Speed
GB102
-
K31
HSPA, LTE
Announced
GB102
2009, February. Released 2009, August
K31
2020, August 21. Released 2020, August 21
Status
GB102
Discontinued
K31
Discontinued
Dimensions
GB102
103 x 45 x 14 mm (4.06 x 1.77 x 0.55 in)
K31
147.8 x 71.1 x 8.6 mm (5.82 x 2.80 x 0.34 in)
Weight
GB102
-
K31
146 g (5.15 oz)
SIM
GB102
Mini-SIM
K31
Nano-SIM + Nano-SIM
Other
GB102
-
K31
MIL-STD-810G compliant* *does not guarantee ruggedness or use in extreme conditions
Type
GB102
CSTN, 65K colors
K31
IPS LCD
Size
GB102
1.5 inches, 7.3 cm2 (~15.7% screen-to-body ratio)
K31
5.7 inches, 81.1 cm2 (~77.2% screen-to-body ratio)
Resolution
GB102
128 x 128 pixels, 1:1 ratio (~121 ppi density)
K31
720 x 1520 pixels, 19:9 ratio (~295 ppi density)
Card slot
GB102
No
K31
microSDXC
Phonebook
GB102
Yes
K31
-
Call records
GB102
10 dialed, 10 received, 10 missed calls
K31
-
Internal
GB102
-
K31
32GB 2GB RAM
Other
GB102
-
K31
eMMC 5.1
Other
GB102
No
K31
-
Loudspeaker
GB102
Yes
K31
Yes
3.5mm jack
GB102
No
K31
Yes
WLAN
GB102
No
K31
Wi-Fi 802.11 b/g/n, Wi-Fi Direct
Bluetooth
GB102
No
K31
5.0, A2DP, LE
Positioning
GB102
No
K31
GPS
Radio
GB102
No
K31
No
USB
GB102
No
K31
microUSB 2.0
NFC
GB102
-
K31
No
Sensors
GB102
K31
Fingerprint (rear-mounted), accelerometer
Messaging
GB102
SMS
K31
-
Browser
GB102
No
K31
-
Games
GB102
Yes
K31
-
Java
GB102
No
K31
-
Other
GB102
Organizer Predictive text input
K31
-
Type
GB102
Removable Li-Ion 800 mAh battery
K31
Li-Ion 3000 mAh
Stand-by
GB102
Up to 400 h
K31
-
Talk time
GB102
Up to 6 h 30 min
K31
-
Colors
GB102
Black
K31
Gray
SAR
GB102
1.19 W/kg (head) 0.58 W/kg (body)
K31
-
Price
GB102
About 30 EUR
K31
About 130 EUR
Models
GB102
-
K31
LM-K300Q, LMK300, LGL355DL
OS
GB102
-
K31
Android 10, LG UX 9.1
Chipset
GB102
-
K31
Mediatek MT6762 Helio P22 (12 nm)
CPU
GB102
-
K31
Octa-core 2.0 GHz Cortex-A53
GPU
GB102
-
K31
PowerVR GE8320
Dual
GB102
-
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
Features
GB102
-
K31
LED flash, panorama, HDR
Video
GB102
-
K31
1080p@30fps
Single
GB102
-
K31
5 MP, f/2.2, 24mm (wide), 1/5.0", 1.12µm
Video
GB102
-
K31
1080p@30fps