Screen size
E900 Optimus 73.8"
K22Winner: 6.2"+39%
Quick verdict
K22 leads the measured specs 14-1.
Measured wins
E900 Optimus 7
1
spec wins
Ties
3
equal specs
K22
14
spec wins
Overall winner
Screen size
Technology
E900 Optimus 7
GSM / HSPA
K22
GSM / HSPA / LTE
2G bands
E900 Optimus 7
GSM 850 / 900 / 1800 / 1900
K22
GSM 850 / 900 / 1800 / 1900
3G bands
E900 Optimus 7
HSDPA 900 / 1900 / 2100 , HSDPA 850 / 1900 - North America
K22
HSDPA 850 / 900 / 1900 / 2100 - International, HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 - Brazil
Speed
E900 Optimus 7
HSPA 7.2/5.76 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
equal specsSD card
Stereo speakers
K22
HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps
4G bands
E900 Optimus 7
-
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
E900 Optimus 7
2010, October. Released 2010, November
K22
2020, September 12. Released 2020, September 12
Status
E900 Optimus 7
Discontinued
K22
Discontinued
Dimensions
E900 Optimus 7
125 x 59.8 x 11.5 mm (4.92 x 2.35 x 0.45 in)
K22
155.7 x 75.4 x 8.4 mm (6.13 x 2.97 x 0.33 in)
Weight
E900 Optimus 7
157 g (5.54 oz)
K22
169.5 g (6.00 oz)
SIM
E900 Optimus 7
Mini-SIM
K22
Nano-SIM + Nano-SIM
Build
E900 Optimus 7
-
K22
Glass front, plastic frame, plastic back
Other
E900 Optimus 7
-
K22
MIL-STD-810G compliant* *does not guarantee ruggedness or use in extreme conditions
Type
E900 Optimus 7
TFT
K22
IPS LCD, 400 nits (typ)
Size
E900 Optimus 7
3.8 inches, 41.1 cm2 (~55.0% screen-to-body ratio)
K22
6.2 inches, 95.9 cm2 (~81.7% screen-to-body ratio)
Resolution
E900 Optimus 7
480 x 800 pixels, 5:3 ratio (~246 ppi density)
K22
720 x 1520 pixels, 19:9 ratio (~271 ppi density)
Protection
E900 Optimus 7
Corning Gorilla Glass
K22
-
OS
E900 Optimus 7
Microsoft Windows Phone 7, upgradable to 7.8
K22
Android 10
Chipset
E900 Optimus 7
Qualcomm QSD8650 Snapdragon S1
K22
Qualcomm QM215 Snapdragon 215 (28 nm)
CPU
E900 Optimus 7
1.0 GHz Scorpion
K22
Quad-core 1.3 GHz Cortex-A53
GPU
E900 Optimus 7
Adreno 200
K22
Adreno 308
Card slot
E900 Optimus 7
No
K22
microSDXC
Internal
E900 Optimus 7
16GB 512MB RAM
K22
32GB 2GB RAM, 64GB 3GB RAM
Other
E900 Optimus 7
-
K22
eMMC 5.1
Single
E900 Optimus 7
5 MP, AF
K22
-
Features
E900 Optimus 7
LED flash
K22
LED flash, HDR
Video
E900 Optimus 7
720p@24fps
K22
1080p@30fps
Dual
E900 Optimus 7
-
K22
13 MP, 27mm (wide), 1/3.1", 1.12µm, PDAF 2 MP (macro)
Other
E900 Optimus 7
No
K22
-
Single
E900 Optimus 7
-
K22
5 MP, f/2.2, 24mm (wide), 1/5.0", 1.12µm
Video
E900 Optimus 7
-
K22
1080p@30fps
Loudspeaker
E900 Optimus 7
Yes
K22
Yes
3.5mm jack
E900 Optimus 7
Yes
K22
Yes
WLAN
E900 Optimus 7
Wi-Fi 802.11 b/g/n, DLNA
K22
Wi-Fi 802.11 b/g/n, Wi-Fi Direct
Bluetooth
E900 Optimus 7
2.1, A2DP
K22
5.0, A2DP, LE
Positioning
E900 Optimus 7
GPS, A-GPS
K22
GPS, GLONASS
Radio
E900 Optimus 7
Stereo FM radio
K22
FM radio (market/operator dependent)
USB
E900 Optimus 7
microUSB 2.0
K22
microUSB 2.0, OTG
NFC
E900 Optimus 7
-
K22
No
Sensors
E900 Optimus 7
Accelerometer, proximity, compass
K22
Accelerometer, proximity, compass
Browser
E900 Optimus 7
HTML
K22
-
Other
E900 Optimus 7
Facebook integration Document viewer/editor MP4/WMV player MP3/WAV/WMA/eAAC+ player Organizer Voice memo Predictive text input
K22
-
Type
E900 Optimus 7
Removable Li-Ion 1500 mAh battery
K22
Li-Po 3000 mAh
Stand-by
E900 Optimus 7
Up to 330 h (2G) / Up to 330 h (3G)
K22
-
Talk time
E900 Optimus 7
Up to 6 h 40 min (2G) / Up to 5 h (3G)
K22
-
Colors
E900 Optimus 7
Black
K22
Titan, Blue
SAR
E900 Optimus 7
0.59 W/kg (head) 0.63 W/kg (body)
K22
-
SAR EU
E900 Optimus 7
0.94 W/kg (head) 1.47 W/kg (body)
K22
-
Price
E900 Optimus 7
About 120 EUR
K22
About 140 EUR
Models
E900 Optimus 7
-
K22
LMK200Z, LMK200E, LMK200B, LM-K200