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Phone Motorola KRZR K1m Samsung SGH-E640 Kyocera Hydro Wave / Hydro Air Kyocera Hydro Life HTC G2
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size ? ? 5" diag.
16 : 9
4.5" diag.
16 : 9
3.7" diag.
5 : 3
Display Resolution & Type 176 x 220 pixels
LCD (TFT/TFD)
176 x 220 pixels
LCD (TFT/TFD)
540 x 960 pixels
(~220 ppi)
LCD (TFT/TFD)
540 x 960 pixels
(~245 ppi)
LCD (TFT/TFD)
480 x 800 pixels
(~252 ppi)
LCD (TFT/TFD)
Display Refresh ? ? 60 Hz 60 Hz 60 Hz
Battery 880 mAh 800 mAh 2,300 mAh 2,000 mAh 1,300 mAh
Processor ? ? 1.2 GHz Qualcomm Snapdragon 410 (MSM8916) 1.2 GHz Qualcomm Snapdragon MSM8212 800 MHz Qualcomm S2 MSM7230
RAM ? ? 1 GB 1.5 GB ?
Storage ? raw hardware ? raw hardware 8 GB 8 GB ? raw hardware
Main Camera 1 megapixel 1 megapixel 5 megapixel 5 megapixel 5 megapixel
Wide Camera - - - - -
Tele Camera - - - - -
Video Capture ? QCIF (176 x 144) 1080p HD 720p HD 720p HD
Front Camera - - 2 megapixel 2 megapixel -
Weight 3.63 oz
(103g)
3.17 oz
(90g)
5.11 oz
(145g)
4.8 oz
(136g)
6.5 oz
(184g)
Dimensions 4.06" x 1.73" x 0.67"
(103 x 44 x 17 mm)
3.37" x 1.78" x 0.93"
(86 x 45 x 23.6 mm)
5.66" x 2.85" x 0.42"
(144 x 72 x 10.7 mm)
5.19" x 2.57" x 0.43"
(132 x 65 x 10.9 mm)
4.68" x 2.37" x 0.55"
(119 x 60 x 14 mm)
Form Factor Clamshell Clamshell Slab Slab Slab
Platform / OS (proprietary) (proprietary) Android Android Android
Network Bands

CDMA: 850, 1900

GSM: 900, 1800, 1900

4G LTE: 2, 4, 12

WCDMA: 2, 4, 5

GSM: 850, 900, 1800, 1900

*

WCDMA: 2, 4, 5

GSM: 850, 900, 1800, 1900

WCDMA: 1, 4

GSM: 850, 900, 1800, 1900

Data Technology EVDO r0 GPRS LTE (Cat 4) HSPA+ 21 HSPA 14.4
Features 
Flashlight - - Yes Yes -
GPS / Location Yes - n/a n/a n/a
Ruggedized - - Yes Yes -
Water-Resistant - - Yes
IPX7 (snorkeling)
Yes
IPX7 (snorkeling)
-
Accessibility
Adjustable Text Size - - n/a n/a n/a
Hearing Aid Compatible Yes - Yes Yes Yes
Multiple Languages Yes Yes n/a n/a n/a
TTY/TDD (Digital) Yes - Yes Yes -
Alerts
Extra Display Yes Yes - - -
Ringer Profiles Yes - - - -
Connectivity
Bluetooth Yes Yes Yes Yes Yes
Mobile Hotspot - - n/a n/a n/a
USB Yes
Mini-USB
Yes Yes
Micro-USB
Yes
Micro-USB
Yes
Wi-Fi - - Yes
4 (802.11 b,g,n)
Yes
4 (802.11 b,g,n)
Yes
4 (802.11 b,g,n)
Contacts
Picture ID Yes Yes n/a n/a n/a
Ringer ID Yes Yes n/a n/a n/a
Voice Dialing Yes - n/a n/a n/a
Customization
Custom Graphics Yes Yes n/a n/a n/a
Custom Ringtones Yes Yes n/a n/a n/a
Real-Music Ringers - Yes n/a n/a n/a
Data & Network
Data Tethering Yes - n/a n/a n/a
WAP / Web Browser Yes Yes n/a n/a n/a
Input
Predictive Text Entry Yes Yes n/a n/a n/a
Side Keys Yes Yes Yes Yes Yes
Text Keyboard, Hardware - - - - Yes
Touch Screen - - Yes Yes Yes
Memory
Memory Card Slot Yes - Yes Yes Yes
Messaging
Email Client - Yes n/a n/a n/a
EMS / Picture Messaging Yes Yes n/a n/a n/a
Instant Messaging Yes * - n/a n/a n/a
MMS Yes Yes n/a n/a n/a
Text Messaging Templates Yes Yes n/a n/a n/a
Music
Headphone Jack (3.5mm) - - Yes Yes Yes
Music Player Yes Yes n/a n/a n/a
Power
Fast Charging - - Yes * - -
Productivity
Alarm Yes Yes n/a n/a n/a
Calculator Yes Yes n/a n/a n/a
Calendar Yes Yes n/a n/a n/a
To-Do List - Yes n/a n/a n/a
Voice Memo Yes Yes n/a n/a n/a
Software
BREW Yes * - n/a n/a n/a
Games Yes Yes n/a n/a n/a
Java (J2ME) Yes * Yes n/a n/a n/a
Voice
HD Voice - - Yes * - -
Speaker Phone Yes Yes Yes Yes Yes
  * Some versions only
  Motorola KRZR K1m Samsung SGH-E640 Kyocera Hydro Wave / Hydro Air Kyocera Hydro Life HTC G2
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Motorola KRZR K1m Samsung SGH-E640 Kyocera Hydro Wave / Hydro Air Kyocera Hydro Life HTC G2

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