Screen size
GW5502.4"
K31Winner: 5.7"+58%
Quick verdict
K31 leads the measured specs 12-3.
Measured wins
GW550
3
spec wins
Ties
3
equal specs
K31
12
spec wins
Overall winner
Screen size
Technology
GW550
GSM / HSPA
K31
GSM / CDMA / HSPA / LTE
2G bands
GW550
GSM 850 / 900 / 1800 / 1900
K31
GSM 850 / 900 / 1800 / 1900 , CDMA 800 / 1900
3G bands
GW550
HSDPA 850 / 1900 / 2100
K31
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
Speed
GW550
HSPA 7.2/2 Mbps
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
equal specs5G support
equal specsNFC
3.5mm jack
SD card
equal specsStereo speakers
K31
HSPA, LTE
4G bands
GW550
-
K31
2, 4, 5, 12, 13, 25, 26, 41, 66, 71
Announced
GW550
2009, June. Released 2009, October
K31
2020, August 21. Released 2020, August 21
Status
GW550
Discontinued
K31
Discontinued
Dimensions
GW550
116 x 62 x 12 mm (4.57 x 2.44 x 0.47 in)
K31
147.8 x 71.1 x 8.6 mm (5.82 x 2.80 x 0.34 in)
Weight
GW550
125.5 g (4.41 oz)
K31
146 g (5.15 oz)
Keyboard
GW550
QWERTY
K31
-
SIM
GW550
Mini-SIM
K31
Nano-SIM + Nano-SIM
Other
GW550
-
K31
MIL-STD-810G compliant* *does not guarantee ruggedness or use in extreme conditions
Type
GW550
TFT, 65K colors
K31
IPS LCD
Size
GW550
2.4 inches, 17.8 cm2 (~24.8% screen-to-body ratio)
K31
5.7 inches, 81.1 cm2 (~77.2% screen-to-body ratio)
Resolution
GW550
320 x 240 pixels, 4:3 ratio (~167 ppi density)
K31
720 x 1520 pixels, 19:9 ratio (~295 ppi density)
OS
GW550
Microsoft Windows Mobile 6.5 Standard
K31
Android 10, LG UX 9.1
Chipset
GW550
-
K31
Mediatek MT6762 Helio P22 (12 nm)
CPU
GW550
-
K31
Octa-core 2.0 GHz Cortex-A53
GPU
GW550
-
K31
PowerVR GE8320
Card slot
GW550
microSDHC (dedicated slot)
K31
microSDXC
Internal
GW550
256MB
K31
32GB 2GB RAM
Other
GW550
-
K31
eMMC 5.1
Single
GW550
3.15 MP
K31
-
Video
GW550
320p@15fps
K31
1080p@30fps
Dual
GW550
-
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
GW550
-
K31
LED flash, panorama, HDR
Single
GW550
Yes
K31
5 MP, f/2.2, 24mm (wide), 1/5.0", 1.12µm
Video
GW550
K31
1080p@30fps
Loudspeaker
GW550
Yes, with stereo speakers
K31
Yes
3.5mm jack
GW550
No
K31
Yes
WLAN
GW550
Wi-Fi 802.11 b/g
K31
Wi-Fi 802.11 b/g/n, Wi-Fi Direct
Bluetooth
GW550
2.1, A2DP
K31
5.0, A2DP, LE
Positioning
GW550
GPS, A-GPS
K31
GPS
Radio
GW550
FM radio
K31
No
USB
GW550
microUSB 2.0
K31
microUSB 2.0
NFC
GW550
-
K31
No
Sensors
GW550
K31
Fingerprint (rear-mounted), accelerometer
Browser
GW550
WAP 2.0/xHTML, HTML
K31
-
Other
GW550
MP3/MP4/eAAC+/WMA player MP4/H.264 player Document viewer (DOC, XLS, PPT, PDF) Organizer Photo/video editor Voice memo Predictive text input
K31
-
Type
GW550
Removable Li-Ion 1300 mAh battery
K31
Li-Ion 3000 mAh
Stand-by
GW550
Up to 370 h (2G) / Up to 430 h (3G)
K31
-
Talk time
GW550
Up to 5 h 30 min (2G) / Up to 3 h 30 min (3G)
K31
-
Colors
GW550
Black
K31
Gray
SAR
GW550
1.12 W/kg (head) 0.50 W/kg (body)
K31
-
SAR EU
GW550
1.43 W/kg (head)
K31
-
Price
GW550
About 70 EUR
K31
About 130 EUR
Models
GW550
-
K31
LM-K300Q, LMK300, LGL355DL