iPhone finally available on Verizon Wireless, and though the new iPhone for CDMA network looks identical to the existing iPhone for UTMS (3GSM) and GSM mobile networks (used on AT&T and most mobile carriers worldwide), there are still some differences between them in terms of design, layout, features and specifications.

The main change is to make iPhone work on a CDMA network, a distinctive mobile communication technology from UTMS/GSM. Apple also makes the change on design to fix the antenna drops signal issue.

Here’s the features comparison between Verizon iPhone 4 on CDMA network and AT&T iPhone 4 on UTMS/GSM netowrk.

iPhone 4 AT&T (GSM/UTMS)
iPhone 4 on UTMS/GSM
iPhone 4 Verizon (CDMA)
iPhone 4 on CDMA
Network UMTS/HSDPA/HSUPA (850, 900, 1900, 2100 MHz); GSM/EDGE (850, 900, 1800, 1900 MHz) CDMA EV-DO Rev. A (800, 1900 MHz)
Price (on 2-year contract) 16GB: $199
32GB: $299
16GB: $199
32GB: $299
Data Plan 200MB: $15
2GB: $25
2GB with Internet tethering: $45
Pricing is not announced yet, with rumor saying $30 for unlimited data usage. Current data plans for other smartphones are $15 for 150MB; $29.99 for unlimited; $49.99 for unlimited with tethering
Data Transfer Rate Up to 7.2 Mbit/s Up to 3.1 Mbit/s
Early Upgrade Available at Launch Yes No
Global Roaming Yes Yes (only few countries with CDMA carriers)
Simultaneous Voice and Data Usage Yes No
Personal Wi-Fi Hotspot No Yes
4G (HSPA+/LTE) No No
SAR (Specific Absorption Rate) 1.17 W/kg 1.18 W/kg
SIM Card Slot MicroSIM No SIM card slot required
Power and Battery Built-in rechargeable lithium-ion battery
Talk time: Up to 7 hours on 3G and up to 14 hours on 2G
Standby time: Up to 300 hours
Internet use: Up to 6 hours on 3G and up to 10 hours on Wi-F
Video playback: Up to 10 hours
Audio playback: Up to 40 hours
Built-in rechargeable lithium-ion battery
Talk time: Up to 7 hours on 3G
Standby time: Up to 300 hours
Internet use: Up to 6 hours on 3G and up to 10 hours on Wi-F
Video playback: Up to 10 hours
Audio playback: Up to 40 hours
Size Height:4.5 inches (115.2 mm)
Width:2.31 inches (58.6 mm)
Depth:0.37 inches (9.3 mm)
Height:4.5 inches (115.2 mm)
Width:2.31 inches (58.6 mm)
Depth:0.37 inches (9.3 mm)
Weight 4.8 ounces (137 grams) 4.8 ounces (137 grams)
Colors Black and White (not yet available) Black and White (not yet available)
Crapware No carrier apps installed No carrier apps installed
Antenna Gap Death Grip Affected Not Affected
Rating for Hearing Aids 3G network – 850/1900MHz: M4, T4
2G network – 850MHz: M3, T3
2G network – 1900MHz: M2, T3
M4, T4
Cosmetic Change and Differences A gap on stainless steel band (antenna metal bar) on top of the phone.
Both sides of stainless steel band has a gap at the bottom
Volume buttons and mute slider are place slightly up to the top.
No gap on top stainless steel band (meta antenna bar).
Both sides of stainless steel band has two gaps on top and bottom.

All other features would be the same in all iPhones, including engineered glass, Retina Display, Apple A4 chip, three-axis gyroscope, accelerometer, 802.11b/g/n Wi-Fi (802.11n 2.4GHz only), Bluetooth 2.1 + EDR wireless technology, assisted GPS, digital compass, 5-megapixel digital camera with LED flash, ability to capture HD video, microphone, speaker, proximity sensor, ambient light sensor, FaceTime and multi-touch user interface.