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| Phone | HP iPAQ 510 Voice Messenger | Apple iPhone 15 | Kyocera 3245 | Google Pixel 5a |
| Current U.S. Carriers | (none) |
AT&T Boost Cricket Metro Spectrum Mobile T-Mobile US Cellular Verizon Xfinity Mobile |
(none) | (none) |
| Global Availability | Released | Released | Released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size |
2" diag. 4 : 3 |
6.1" diag. 19.5 : 9 |
? |
6.3" diag. 20 : 9 |
| Display Resolution & Type |
176 x 220 pixels (~141 ppi) LCD (TFT/TFD) |
1179 x 2556 pixels (~461 ppi) AMOLED |
? LCD (Grayscale) |
1080 x 2400 pixels (~415 ppi) AMOLED |
| Display Refresh | ? | 60 Hz | ? | 60 Hz |
| Battery | 1,100 mAh | ? | ? | 4,680 mAh |
| Processor | 200 MHz TI OMAP 850 | Apple A16 Bionic | ? | 2.4 GHz Qualcomm Snapdragon 765G |
| RAM | ? | ? | ? | 6 GB |
| Storage | ? raw hardware | 128 GB * | ? raw hardware | 128 GB |
| Main Camera | 1 megapixel | 48 megapixel | - | 12 megapixel |
| Wide Camera | - | 12 megapixel | - | 16 megapixel |
| Tele Camera | - | - | - | - |
| Video Capture | QCIF (176 x 144) | 4K UHD | - | 4K UHD |
| Front Camera | - | 12 megapixel | - | 8 megapixel |
| Weight |
3.6 oz (102g) |
6.02 oz (171g) |
4.23 oz (120g) |
6.53 oz (185g) |
| Dimensions |
4.21" x 1.91" x 0.64" (107 x 49 x 16.3 mm) |
5.81" x 2.82" x 0.31" (148 x 72 x 7.9 mm) |
4.61" x 1.97" x 1.02" (117 x 50 x 25.9 mm) |
6.1" x 2.9" x 0.3" (155 x 74 x 7.6 mm) |
| Form Factor | Slab | Slab | Slab | Slab |
| Platform / OS | Windows Mobile Standard | iOS | (proprietary) | Android |
| Network Bands |
GSM: 850, 900, 1800, 1900 |
5G: 1, 2, 3, 5, 7, 8, 12, 14, 20, 25, 26, 28, 29, 30, 38, 40, 41, 48, 53, 66, 70, 71, 77-A, 77-C, 78, 79, 258, 260, 261 4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 18, 19, 20, 25, 26, 28, 29, 30, 32, 34, 38, 39, 40, 41, 42, 46, 48, 53, 66, 71 WCDMA: 1, 2, 4, 5, 8 GSM: 850, 900, 1800, 1900 |
CDMA: 850, 1900 AMPS: 850 |
5G: 1, 2, 5, 12, 25, 28, 41, 66, 71, 77-C, 78 4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 18, 19, 20, 25, 26, 28, 29, 30, 32, 38, 39, 40, 41, 46, 48, 66, 71 WCDMA: 1, 2, 4, 5, 8 CDMA: 800, 850, 1900 GSM: 850, 900, 1800, 1900 |
| Data Technology | EDGE | NR (5G) | 1xRTT | NR (5G) |
| Features | ||||
| Barometer | - | Yes | - | Yes |
| Fingerprint Reader | - | - | - |
Yes stand-alone |
| Flashlight | - | Yes | - | Yes |
| GPS / Location | n/a | n/a | Yes | n/a |
| Water-Resistant | - |
Yes IPX8 (SCUBA) |
- |
Yes IPX7 (snorkeling) |
| Accessibility | ||||
| Hearing Aid Compatible | - | Yes | - | Yes |
| Multiple Languages | n/a | n/a | Yes | n/a |
| TTY/TDD (Digital) | - | Yes | Yes | Yes |
| Alerts | ||||
| Ringer Profiles | Yes | - | - | - |
| Connectivity | ||||
| Bluetooth |
Yes Classic Audio |
Yes Classic Audio |
- |
Yes Classic Audio |
| NFC | - | Yes | - | Yes |
| USB |
Yes Mini-USB |
Yes USB Type C |
- |
Yes USB Type C |
| UWB | - | Yes | - | - |
| Wi-Fi |
Yes 802.11 b,g |
Yes 6 (802.11 a,ac,ax,b,g,n) |
- |
Yes 5 (802.11 a,ac,b,g,n) |
| Contacts | ||||
| Picture ID | n/a | n/a | - | n/a |
| Ringer ID | n/a | n/a | - | n/a |
| Voice Dialing | n/a | n/a | Yes | n/a |
| Customization | ||||
| Custom Graphics | n/a | n/a | Yes | n/a |
| Custom Ringtones | n/a | n/a | Yes | n/a |
| Real-Music Ringers | n/a | n/a | - | n/a |
| Data & Network | ||||
| Data Tethering | n/a | n/a | Yes | n/a |
| Dual-SIM | - | Yes | - | Yes |
| Satellite | - | Yes | - | - |
| WAP / Web Browser | n/a | n/a | Yes | n/a |
| Input | ||||
| Predictive Text Entry | n/a | n/a | Yes | n/a |
| Side Keys | Yes | Yes | - | Yes |
| Touch Screen | - | Yes | - | Yes |
| Memory | ||||
| Memory Card Slot | Yes | - | - | - |
| Messaging | ||||
| Email Client | n/a | n/a | - | n/a |
| EMS / Picture Messaging | n/a | n/a | Yes | n/a |
| MMS | n/a | n/a | - | n/a |
| Text Messaging Templates | n/a | n/a | - | n/a |
| Music | ||||
| Headphone Jack (3.5mm) | - | - | - | Yes |
| Music Player | n/a | n/a | - | n/a |
| Stereo Speakers | - | Yes | - | Yes |
| Photo & Video | ||||
| TV Output | - | Yes | - | - |
| Power | ||||
| Fast Charging | - | Yes | - | Yes |
| Wireless Charging | - | Yes | - | - |
| Productivity | ||||
| Alarm | n/a | n/a | Yes | n/a |
| Calculator | n/a | n/a | Yes | n/a |
| Calendar | n/a | n/a | Yes | n/a |
| To-Do List | n/a | n/a | - | n/a |
| Voice Memo | n/a | n/a | Yes | n/a |
| Software | ||||
| BREW | n/a | n/a | Yes * | n/a |
| Games | n/a | n/a | Yes | n/a |
| Java (J2ME) | n/a | n/a | - | n/a |
| Voice | ||||
| Call Screening | - | - | - | Yes |
| HD Voice | - | Yes | - | Yes |
| Headset Jack (2.5 mm) | n/a | n/a | Yes | n/a |
| Speaker Phone | Yes | Yes | Yes | Yes |
| * Some versions only | ||||
| HP iPAQ 510 Voice Messenger | Apple iPhone 15 | Kyocera 3245 | Google Pixel 5a | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | HP iPAQ 510 Voice Messenger | Apple iPhone 15 | Kyocera 3245 | Google Pixel 5a |










