Screen size
GD550 Pure2.4"
K31Winner: 5.7"+58%
Quick verdict
K31 leads the measured specs 13-1.
Measured wins
GD550 Pure
1
spec wins
Ties
3
equal specs
K31
13
spec wins
Overall winner
Screen size
Technology
GD550 Pure
GSM / HSPA
K31
GSM / CDMA / HSPA / LTE
2G bands
GD550 Pure
GSM 850 / 900 / 1800 / 1900
K31
GSM 850 / 900 / 1800 / 1900 , CDMA 800 / 1900
3G bands
GD550 Pure
HSDPA 2100
K31
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
Speed
GD550 Pure
HSPA 3.6/0.384 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
GD550 Pure
-
K31
2, 4, 5, 12, 13, 25, 26, 41, 66, 71
Announced
GD550 Pure
2010, August. Released 2010, August
K31
2020, August 21. Released 2020, August 21
Status
GD550 Pure
Discontinued
K31
Discontinued
Dimensions
GD550 Pure
105.5 x 51 x 12.4 mm (4.15 x 2.01 x 0.49 in)
K31
147.8 x 71.1 x 8.6 mm (5.82 x 2.80 x 0.34 in)
Weight
GD550 Pure
132 g (4.66 oz)
K31
146 g (5.15 oz)
SIM
GD550 Pure
Mini-SIM
K31
Nano-SIM + Nano-SIM
Other
GD550 Pure
-
K31
MIL-STD-810G compliant* *does not guarantee ruggedness or use in extreme conditions
Type
GD550 Pure
TFT, 65K colors
K31
IPS LCD
Size
GD550 Pure
2.4 inches, 17.8 cm2 (~33.2% screen-to-body ratio)
K31
5.7 inches, 81.1 cm2 (~77.2% screen-to-body ratio)
Resolution
GD550 Pure
240 x 320 pixels, 4:3 ratio (~167 ppi density)
K31
720 x 1520 pixels, 19:9 ratio (~295 ppi density)
Other
GD550 Pure
PURE UI
K31
-
Card slot
GD550 Pure
microSDHC (dedicated slot)
K31
microSDXC
Phonebook
GD550 Pure
1000 entries, Photocall
K31
-
Call records
GD550 Pure
20 dialed, 20 received, 20 missed calls
K31
-
Internal
GD550 Pure
60MB
K31
32GB 2GB RAM
Other
GD550 Pure
-
K31
eMMC 5.1
Single
GD550 Pure
5 MP, AF
K31
-
Video
GD550 Pure
480p@30fps
K31
1080p@30fps
Dual
GD550 Pure
-
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
GD550 Pure
-
K31
LED flash, panorama, HDR
Other
GD550 Pure
No
K31
-
Single
GD550 Pure
-
K31
5 MP, f/2.2, 24mm (wide), 1/5.0", 1.12µm
Video
GD550 Pure
-
K31
1080p@30fps
Loudspeaker
GD550 Pure
Yes
K31
Yes
3.5mm jack
GD550 Pure
No
K31
Yes
WLAN
GD550 Pure
No
K31
Wi-Fi 802.11 b/g/n, Wi-Fi Direct
Bluetooth
GD550 Pure
2.1, A2DP
K31
5.0, A2DP, LE
Positioning
GD550 Pure
No
K31
GPS
Radio
GD550 Pure
Stereo FM radio, RDS
K31
No
USB
GD550 Pure
microUSB 2.0
K31
microUSB 2.0
NFC
GD550 Pure
-
K31
No
Sensors
GD550 Pure
K31
Fingerprint (rear-mounted), accelerometer
Messaging
GD550 Pure
SMS, MMS, Email, Push Email, IM
K31
-
Browser
GD550 Pure
WAP 2.0/xHTML, HTML
K31
-
Games
GD550 Pure
Yes
K31
-
Java
GD550 Pure
Yes, MIDP 2.0
K31
-
Other
GD550 Pure
MP3/WAV/eAAC+ player MP4/H.264 player Organizer Voice memo Predictive text input
K31
-
Type
GD550 Pure
Removable Li-Ion 900 mAh battery
K31
Li-Ion 3000 mAh
Stand-by
GD550 Pure
Up to 320 h (2G) / Up to 320 h (3G)
K31
-
Talk time
GD550 Pure
Up to 5 h 30 min (2G) / Up to 4 h (3G)
K31
-
Colors
GD550 Pure
Black
K31
Gray
SAR
GD550 Pure
0.25 W/kg (head) 0.45 W/kg (body)
K31
-
Price
GD550 Pure
About 50 EUR
K31
About 130 EUR
Models
GD550 Pure
-
K31
LM-K300Q, LMK300, LGL355DL
OS
GD550 Pure
-
K31
Android 10, LG UX 9.1
Chipset
GD550 Pure
-
K31
Mediatek MT6762 Helio P22 (12 nm)
CPU
GD550 Pure
-
K31
Octa-core 2.0 GHz Cortex-A53
GPU
GD550 Pure
-
K31
PowerVR GE8320