Screen size
GM7503.0"
K22Winner: 6.2"+52%
Quick verdict
K22 leads the measured specs 15-1.
Measured wins
GM750
1
spec wins
Ties
2
equal specs
K22
15
spec wins
Overall winner
Screen size
Technology
GM750
GSM / HSPA
K22
GSM / HSPA / LTE
2G bands
GM750
GSM 850 / 900 / 1800 / 1900
K22
GSM 850 / 900 / 1800 / 1900
3G bands
GM750
HSDPA 2100
K22
HSDPA 850 / 900 / 1900 / 2100 - International, HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 - Brazil
Speed
GM750
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
5G support
equal specsNFC
3.5mm jack
SD card
equal specsStereo speakers
K22
HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps
4G bands
GM750
-
K22
1, 3, 5, 7, 8, 20, 28, 38, 40 - International, 1, 3, 7, 8, 20, 28 - Europe, 1, 3, 5, 7, 8, 20, 28, 40 - Brazil
Announced
GM750
2009, September. Released 2009, October
K22
2020, September 12. Released 2020, September 12
Status
GM750
Discontinued
K22
Discontinued
Dimensions
GM750
109.8 x 53.5 x 12.9 mm (4.32 x 2.11 x 0.51 in)
K22
155.7 x 75.4 x 8.4 mm (6.13 x 2.97 x 0.33 in)
Weight
GM750
120 g (4.23 oz)
K22
169.5 g (6.00 oz)
SIM
GM750
Mini-SIM
K22
Nano-SIM + Nano-SIM
Build
GM750
-
K22
Glass front, plastic frame, plastic back
Other
GM750
-
K22
MIL-STD-810G compliant* *does not guarantee ruggedness or use in extreme conditions
Type
GM750
TFT resistive touchscreen, 256K colors
K22
IPS LCD, 400 nits (typ)
Size
GM750
3.0 inches, 25.6 cm2 (~43.6% screen-to-body ratio)
K22
6.2 inches, 95.9 cm2 (~81.7% screen-to-body ratio)
Resolution
GM750
240 x 400 pixels, 5:3 ratio (~155 ppi density)
K22
720 x 1520 pixels, 19:9 ratio (~271 ppi density)
Other
GM750
"S-Class" Touch UI
K22
-
OS
GM750
Microsoft Windows Mobile 6.5 Professional
K22
Android 10
Chipset
GM750
Qualcomm MSM7201A
K22
Qualcomm QM215 Snapdragon 215 (28 nm)
CPU
GM750
528 MHz ARM 11
K22
Quad-core 1.3 GHz Cortex-A53
GPU
GM750
Adreno 130
K22
Adreno 308
Card slot
GM750
microSDHC (dedicated slot)
K22
microSDXC
Internal
GM750
200MB
K22
32GB 2GB RAM, 64GB 3GB RAM
Other
GM750
-
K22
eMMC 5.1
Single
GM750
5 MP, AF
K22
-
Video
GM750
Yes
K22
1080p@30fps
Dual
GM750
-
K22
13 MP, 27mm (wide), 1/3.1", 1.12µm, PDAF 2 MP (macro)
Features
GM750
-
K22
LED flash, HDR
Other
GM750
Videocall camera
K22
-
Single
GM750
-
K22
5 MP, f/2.2, 24mm (wide), 1/5.0", 1.12µm
Video
GM750
-
K22
1080p@30fps
Loudspeaker
GM750
Yes
K22
Yes
3.5mm jack
GM750
No
K22
Yes
WLAN
GM750
Wi-Fi 802.11b/g
K22
Wi-Fi 802.11 b/g/n, Wi-Fi Direct
Bluetooth
GM750
2.1, A2DP
K22
5.0, A2DP, LE
Positioning
GM750
GPS, A-GPS
K22
GPS, GLONASS
Radio
GM750
Stereo FM radio, RDS
K22
FM radio (market/operator dependent)
USB
GM750
microUSB
K22
microUSB 2.0, OTG
NFC
GM750
-
K22
No
Sensors
GM750
K22
Accelerometer, proximity, compass
Browser
GM750
WAP 2.0/xHTML, HTML
K22
-
Other
GM750
MP4/H.264/WMV player MP3/WAV/eAAC+/WMA player Organizer Pocket Office Voice memo Predictive text input
K22
-
Type
GM750
Removable Li-Ion 1500 mAh battery
K22
Li-Po 3000 mAh
Stand-by
GM750
Up to 450 h
K22
-
Talk time
GM750
Up to 6 h 20 min
K22
-
Colors
GM750
Black
K22
Titan, Blue
SAR
GM750
1.36 W/kg (head) 1.06 W/kg (body)
K22
-
SAR EU
GM750
1.16 W/kg (head)
K22
-
Price
GM750
About 290 EUR
K22
About 140 EUR
Models
GM750
-
K22
LMK200Z, LMK200E, LMK200B, LM-K200