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| Phone | Nokia 6620 | Sony Ericsson K850 | Nokia XR21 | Asus ROG Phone | HTC EVO 4G |
| Current U.S. Carriers | (none) | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released | Released |
| Specifications | |||||
|---|---|---|---|---|---|
| Display Size | ? |
2.2" diag. 4 : 3 |
6.5" diag. 20 : 9 |
6" diag. 18 : 9 |
4.3" diag. 5 : 3 |
| Display Resolution & Type |
176 x 208 pixels LCD (TFT/TFD) |
240 x 320 pixels (~182 ppi) LCD (TFT/TFD) |
1080 x 2400 pixels (~406 ppi) LCD (TFT/TFD) |
1080 x 2160 pixels (~402 ppi) AMOLED |
480 x 800 pixels (~217 ppi) LCD (TFT/TFD) |
| Display Refresh | ? | ? | 60 Hz | 60 Hz | 60 Hz |
| Battery | 850 mAh | ? | 4,800 mAh | 4,000 mAh | 1,500 mAh |
| Processor | ? | ? | Snapdragon 695 | 3 GHz Qualcomm Snapdragon 845 | 1 GHz Qualcomm Snapdragon S1 QSD8650 |
| RAM | ? | ? | 6 GB | 8 GB | ? |
| Storage | ? raw hardware | ? raw hardware | 128 GB | 128 GB * | ? raw hardware |
| Main Camera | Yes | 5 megapixel | 64 megapixel | 12 megapixel | 8 megapixel |
| Wide Camera | - | - | 8 megapixel | 8 megapixel | - |
| Tele Camera | - | - | - | - | - |
| Video Capture | QCIF (176 x 144) | ? | 1080p HD | 4K UHD | 720p HD |
| Front Camera | - | - | 16 megapixel | 8 megapixel | Yes |
| Weight |
4.37 oz (124g) |
4.2 oz (119g) |
8.16 oz (231g) |
7.05 oz (200g) |
6 oz (170g) |
| Dimensions |
4.28" x 2.29" x 0.93" (109 x 58 x 23.6 mm) |
4" x 1.9" x 0.7" (102 x 48 x 17.8 mm) |
6.61" x 3.09" x 0.41" (168 x 78 x 10.4 mm) |
6.25" x 3" x 0.34" (159 x 76 x 8.6 mm) |
4.8" x 2.6" x 0.5" (122 x 66 x 12.7 mm) |
| Form Factor | Slab | Slab | Slab | Slab | Slab |
| Platform / OS | S60 (Symbian) | (proprietary) | Android | Android | Android |
| Network Bands |
GSM: 850, 1800, 1900 |
WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900 |
5G: 1, 2, 3, 5, 7, 20, 25, 28, 40, 41, 66, 71, 77-C, 78, 79, 260, 261 4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 20, 25, 26, 28, 32, 38, 39, 40, 41, 42, 43, 48, 66, 71 WCDMA: 1, 2, 4, 5, 8 GSM: 850, 900, 1800, 1900 |
4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 28, 29, 32, 34, 38, 39, 40, 41, 46 WCDMA: 1, 2, 3, 4, 5, 8, 19 GSM: 850, 900, 1800, 1900 |
4G WiMAX: 41 CDMA: 850, 1900 |
| Data Technology | EDGE | HSDPA 3.6 | NR (5G) | LTE (Cat 16) | WiMAX |
| Features | |||||
| Barometer | - | - | Yes | - | - |
| Fingerprint Reader | - | - |
Yes stand-alone |
Yes | - |
| Flashlight | - | - | Yes | Yes | - |
| GPS / Location | n/a | - | n/a | n/a | n/a |
| Ruggedized | - | - | Yes | - | - |
| Water-Resistant | - | - |
Yes IPX8 (SCUBA) |
Yes | - |
| Accessibility | |||||
| Hearing Aid Compatible | - | - |
Yes M3, T3 (mostly tele-coil compatible) |
Yes M4, T3 (mostly tele-coil compatible) |
Yes |
| Multiple Languages | n/a | Yes | n/a | n/a | n/a |
| TTY/TDD (Digital) | Yes | Yes | - | - | Yes |
| Alerts | |||||
| Ringer Profiles | Yes | Yes | - | - | - |
| Connectivity | |||||
| Bluetooth | Yes | Yes | Yes | Yes | Yes |
| Infrared (IR) | Yes | - | - | - | - |
| Mobile Hotspot | n/a | - | n/a | n/a | n/a |
| NFC | - | - | Yes | Yes | - |
| USB | Yes | Yes |
Yes USB Type C |
Yes USB Type C |
Yes |
| Wi-Fi | - | - |
Yes 6 (802.11 a,ac,ax,b,g,n) |
Yes 5 (802.11 a,ac,b,g,n) |
Yes 802.11 b,g |
| Contacts | |||||
| Picture ID | n/a | Yes | n/a | n/a | n/a |
| Ringer ID | n/a | Yes | n/a | n/a | n/a |
| Voice Dialing | n/a | Yes | n/a | n/a | n/a |
| Customization | |||||
| Custom Graphics | n/a | Yes | n/a | n/a | n/a |
| Custom Ringtones | n/a | Yes | n/a | n/a | n/a |
| Real-Music Ringers | n/a | Yes | n/a | n/a | n/a |
| Data & Network | |||||
| Data Tethering | n/a | Yes | n/a | n/a | n/a |
| Dual-SIM | - | - | Yes | Yes | - |
| WAP / Web Browser | n/a | Yes | n/a | n/a | n/a |
| Input | |||||
| Predictive Text Entry | n/a | Yes | n/a | n/a | n/a |
| Side Keys | - | Yes | Yes | Yes | Yes |
| Touch Screen | - | - |
Yes Capacitive |
Yes Capacitive |
Yes Capacitive |
| Memory | |||||
| Memory Card Slot | Yes | Yes | - | - | Yes |
| Messaging | |||||
| Email Client | n/a | Yes | n/a | n/a | n/a |
| EMS / Picture Messaging | n/a | - | n/a | n/a | n/a |
| Instant Messaging | n/a | - | n/a | n/a | n/a |
| MMS | n/a | Yes | n/a | n/a | n/a |
| Text Messaging Templates | n/a | Yes | n/a | n/a | n/a |
| Music | |||||
| FM Radio | - | Yes | Yes | Yes | Yes |
| Headphone Jack (3.5mm) | - | - | Yes | Yes | Yes |
| Music Player | n/a | Yes | n/a | n/a | n/a |
| Stereo Speakers | - | - | - | Yes | - |
| Photo & Video | |||||
| TV Output | - | - | - | Yes | Yes |
| Video Calling | n/a | Yes * | n/a | n/a | n/a |
| Power | |||||
| Fast Charging | - | - | Yes | Yes | - |
| Productivity | |||||
| Alarm | n/a | Yes | n/a | n/a | n/a |
| Calculator | n/a | Yes | n/a | n/a | n/a |
| Calendar | n/a | Yes | n/a | n/a | n/a |
| To-Do List | n/a | Yes | n/a | n/a | n/a |
| Voice Memo | n/a | Yes | n/a | n/a | n/a |
| Software | |||||
| Games | n/a | Yes | n/a | n/a | n/a |
| Java (J2ME) | n/a | Yes | n/a | n/a | n/a |
| Voice | |||||
| Speaker Phone | Yes | Yes | Yes | Yes | Yes |
| * Some versions only | |||||
| Nokia 6620 | Sony Ericsson K850 | Nokia XR21 | Asus ROG Phone | HTC EVO 4G | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Nokia 6620 | Sony Ericsson K850 | Nokia XR21 | Asus ROG Phone | HTC EVO 4G |
