Compare Phones
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| Phone | HTC Hero (CDMA) | LG VX-10 | Samsung SGH-D900 / Black Carbon | Samsung Galaxy A21 |
| Current U.S. Carriers | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size |
3.2" diag. 5 : 3 |
? | ? |
6.5" diag. 20 : 9 |
| Display Resolution & Type |
320 x 480 pixels (~180 ppi) LCD (TFT/TFD) |
128 x 104 pixels LCD (Grayscale) |
240 x 320 pixels LCD (TFT/TFD) |
720 x 1600 pixels (~270 ppi) LCD (TFT/TFD) |
| Display Refresh | 60 Hz | ? | ? | 60 Hz |
| Battery | 1,500 mAh | 900 mAh | 800 mAh | 4,000 mAh |
| Processor | 528 MHz MSM7600 | ? | ? | 2 GHz MediaTek Helio P35 (MT6765) |
| RAM | ? | ? | ? | 3 GB |
| Storage | ? raw hardware | ? raw hardware | ? raw hardware | 32 GB |
| Main Camera | 5 megapixel | - | 3 megapixel | 16 megapixel |
| Wide Camera | - | - | - | 8 megapixel |
| Tele Camera | - | - | - | - |
| Video Capture | QVGA (320 x 240) | - | ? | 1080p HD |
| Front Camera | - | - | - | 13 megapixel |
| Weight |
4.5 oz (128g) |
3.8 oz (108g) |
3.28 oz (93g) |
6.81 oz (193g) |
| Dimensions |
4.46" x 2.22" x 0.54" (113 x 56 x 13.7 mm) |
3.3" x 1.8" x 0.97" (84 x 46 x 24.6 mm) |
4.07" x 2.01" x 0.51" (103 x 51 x 13 mm) |
6.61" x 3.02" x 0.32" (168 x 77 x 8.1 mm) |
| Form Factor | Slab | Clamshell | Slide | Slab |
| Platform / OS | Android | (proprietary) | (proprietary) | Android |
| Network Bands |
CDMA: 850, 1900 |
CDMA: 850, 1900 AMPS: 850 |
GSM: 850, 900, 1800, 1900 |
4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 20, 25, 26, 28, 38, 39, 40, 41, 66, 71 WCDMA: 1, 2, 4, 5, 8 CDMA: 800, 850, 1900 GSM: 850, 900, 1800, 1900 |
| Data Technology | EVDO rA | 1xRTT | EDGE | LTE (Cat 6) |
| Features | ||||
| Fingerprint Reader | - | - | - |
Yes stand-alone |
| Flashlight | - | - | - | Yes |
| GPS / Location | n/a | - | - | n/a |
| Accessibility | ||||
| Hearing Aid Compatible |
Yes M3, T3 (mostly tele-coil compatible) |
- | - |
Yes M4, T3 (mostly tele-coil compatible) |
| Multiple Languages | n/a | Yes | Yes | n/a |
| TTY/TDD (Digital) | Yes | Yes | - | Yes |
| Alerts | ||||
| Extra Display | - | Yes | - | - |
| Connectivity | ||||
| Bluetooth | Yes | - | Yes | Yes |
| NFC | - | - | - | Yes |
| USB |
Yes Mini-USB |
- | Yes |
Yes USB Type C |
| Wi-Fi |
Yes 802.11 b,g |
- | - |
Yes 5 (802.11 a,ac,b,g,n) |
| Contacts | ||||
| Picture ID | n/a | - | Yes | n/a |
| Ringer ID | n/a | Yes | Yes | n/a |
| Voice Dialing | n/a | - | - | n/a |
| Customization | ||||
| Custom Graphics | n/a | - | Yes | n/a |
| Custom Ringtones | n/a | - | Yes | n/a |
| Real-Music Ringers | n/a | - | Yes | n/a |
| Data & Network | ||||
| Data Tethering | n/a | Yes | Yes | n/a |
| WAP / Web Browser | n/a | Yes | Yes | n/a |
| Input | ||||
| Predictive Text Entry | n/a | Yes | Yes | n/a |
| Side Keys | Yes | Yes | Yes | Yes |
| Touch Screen |
Yes Capacitive |
- | - |
Yes Capacitive |
| Memory | ||||
| Memory Card Slot | Yes | - | Yes | Yes |
| Messaging | ||||
| Email Client | n/a | - | Yes | n/a |
| EMS / Picture Messaging | n/a | - | Yes | n/a |
| Instant Messaging | n/a | - | - | n/a |
| MMS | n/a | - | Yes | n/a |
| Text Messaging Templates | n/a | Yes | Yes | n/a |
| Music | ||||
| Headphone Jack (3.5mm) | Yes | - | - | Yes |
| Music Player | n/a | - | Yes | n/a |
| Photo & Video | ||||
| TV Output | - | - | Yes | - |
| Power | ||||
| Fast Charging | - | - | - | Yes |
| Productivity | ||||
| Alarm | n/a | Yes | Yes | n/a |
| Calculator | n/a | Yes | Yes | n/a |
| Calendar | n/a | Yes | Yes | n/a |
| To-Do List | n/a | - | Yes | n/a |
| Voice Memo | n/a | - | Yes | n/a |
| Software | ||||
| BREW | n/a | Yes | - | n/a |
| Games | n/a | - | Yes | n/a |
| Java (J2ME) | n/a | - | Yes | n/a |
| Voice | ||||
| HD Voice | - | - | - | Yes |
| Headset Jack (2.5 mm) | n/a | Yes | - | n/a |
| Speaker Phone | Yes | - | Yes | Yes |
| HTC Hero (CDMA) | LG VX-10 | Samsung SGH-D900 / Black Carbon | Samsung Galaxy A21 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | HTC Hero (CDMA) | LG VX-10 | Samsung SGH-D900 / Black Carbon | Samsung Galaxy A21 |
