T-Mobile Sidekick 4G (SGH-T839) vs Nokia 6620
Side by side comparison between T-Mobile Sidekick 4G vs Nokia 6620 phones, differences, pros, cons and full specifications. What's the better?
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3.5"
TFT
TFT
480x800
3.1
MP
MP
0.3mp
512MB
RAM
RAM
Single-core
1500
mAh
mAh
(Removable)
vs
What's the better phone? T-Mobile Sidekick 4G (SGH-T839)
The phonemore's choice is much more technical than personal. Therefore, you shouldn't only consider this. Our goal is to help you, but what's important to us may not be important to you. You decide which one is the best! Comment!
26 Advantages 
1 Advantage | 5 Common items in both devices |
| TFT LCD |
| Li-Ion: lithium-ion (Removable) |
| Hands-free calling |
| Vibrating alert |
| HTML, XHTML, Flash player / HTML, XHTML |
| + specs and more in the table below |
Check the comparison table below for more items that are not evaluated in comparison score above.
Highlight differences Clear highlight📱 Model features | ||
| T-Mobile Sidekick 4G (SGH-T839) | Nokia 6620 | |
| Change model | ||
| Model | Sidekick 4G (SGH-T839) | Nokia 6620 |
| Other model names | T-Mobile Sidekick 4G T839, Samsung SGH-T839 Sidekick 4G | Nokia 6620 |
| Country or region available |  USA |  (Global, International) |
| Brand | T-Mobile | Nokia |
| Release date | 4/20/2011 | 8/1/2004 |
| Depth | 15 millimeters (0.59 inches) | 23 millimeters (0.91 inches) |
| Size (width x height) | 61 x 127 millimeters (2.4 x 5 in) | 58.2 x 108.6 millimeters (2.29 x 4.28 in) |
| Weight | 162 grams (5.67 ounces) | 124 grams (4.34 ounces) |
| Build, materials | feature not registered | Plastic body |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| T-Mobile Sidekick 4G (SGH-T839) | Nokia 6620 | |
| Display type | TFT LCD | TFT LCD |
| Screen size | 3.5" inches | 2.1" inches |
| Screen-to-body ratio | ~45% (screen-to-body ratio) | ~22.2% (screen-to-body ratio) |
| Display resolution | 480x800 pixels | 176x208 pixels |
| Touchscreen | Capacitive Multitouch | Not supported |
| Pixel density (dot pitch) | 267 PPI | 130 PPI |
| Colors | 16 million | 65 thousand |
| Scratch-resistant glass | Not supported | Not supported |
| Refresh rate | feature not registered | feature not registered |
| Display features | feature not registered | Not supported |
🤖 Operating System | ||
| T-Mobile Sidekick 4G (SGH-T839) | Nokia 6620 | |
| System version | Android 2.2.1 Froyo | Symbian 7.0 S60 2nd Edition |
| Firmware update | feature not registered | feature not registered |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| T-Mobile Sidekick 4G (SGH-T839) | Nokia 6620 | |
| Chipset | 32bit: Samsung Exynos 3 | 32bit: Texas Instruments OMAP 1510 |
| CPU | Single-core, 1 processor: 1x 1GHz ARM Cortex-A8 (Single-core) | Single-core, 1 processor: 1x 150MHz ARM925T (Single-core) |
| GPU graphical controller | PowerVR SGX540 | feature not registered |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| T-Mobile Sidekick 4G (SGH-T839) | Nokia 6620 | |
| RAM memory | 512MB | 16MB SDRAM |
| Internal storage | 1GB (350MB available) | 32MB (11MB available) |
| External storage | Until 32GB microSD, microSDHC (dedicated slot) | Until 2GB MMC (dedicated slot) |
📶 Mobile networks | ||
| T-Mobile Sidekick 4G (SGH-T839) | Nokia 6620 | |
| Dual-SIM | Not supported | Not supported |
| SIM card | 1 slot (Single-SIM) Standard mini-SIM (2FF) | 1 slot (Single-SIM) Standard mini-SIM (2FF) |
| Maximum Download / Upload | 21/5.76 Mbps | 0.118 Mbps |
| Network technology | 2G, 3G | 2G |
| Frequency, bands | Expand band details Collapse details | |
| GSM MHz band | Quad-Band 850/900/1800/1900 | Quad-Band 850/900/1800/1900 |
| Primary 2G network | GSM 850/900/1800/1900 | GSM 850/900/1800/1900 |
| Primary 3G network | UMTS 1700/2100 | Not supported |
| Primary 4G network | Not supported | Not supported |
| Primary 5G network | Not supported | Not supported |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+ | CSD, GPRS, EDGE |
| Secondary 2G network | Not supported | Not supported |
| Secondary 3G network | Not supported | Not supported |
| Secondary 4G network | Not supported | Not supported |
| Secondary data network | Not supported | Not supported |
📷 Camera | ||
| T-Mobile Sidekick 4G (SGH-T839) | Nokia 6620 | |
| Back camera (main camera) | 3.1 megapixels | 0.3 megapixels |
| Main camera resolution | 2048x1536 pixels | 640x480 pixels |
| Video recording (primary) | VGA (720x480) 30 fps | QCIF (176x144) |
| Flash | Not supported | Not supported |
| Focal aperture | feature not registered | feature not registered |
| Focal length | feature not registered | feature not registered |
| Sensor size | feature not registered | feature not registered |
| Pixel size | feature not registered | feature not registered |
| Autofocus | Autofocus | Not supported |
| Touch focus | feature not registered | Not supported |
| Image stabilization | feature not registered | Not supported |
| Zoom | Only digital zoom | Not supported |
| Face/smile detection | feature not registered | Not supported |
| BSI sensor | feature not registered | Not supported |
| HDR | feature not registered | Not supported |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| T-Mobile Sidekick 4G (SGH-T839) | Nokia 6620 | |
| Front camera (secondary) | 0.3 megapixels | Not supported |
| Front camera resolution | 640x480 pixels | Not supported |
| Video recording (secondary) | Not supported | Not supported |
| Front flash | Not supported | Not supported |
| Focal aperture | feature not registered | feature not registered |
| Focal length | feature not registered | feature not registered |
| Sensor size | feature not registered | feature not registered |
| Pixel size | feature not registered | feature not registered |
🔉 Sound and multimedia | ||
| T-Mobile Sidekick 4G (SGH-T839) | Nokia 6620 | |
| Loudspeaker | Supported | Supported |
| Active noise cancellation | feature not registered | Not supported |
| Radio | Not supported | Not supported |
| TV | Not supported | Not supported |
| Video formats | MP4, H.264, H.263 | 3GP, MPEG4 |
| Audio formats | MP3, WAV, eAAC+ | MP3, WAV, AAC, MIDI |
🔌 Connectivity | ||
| T-Mobile Sidekick 4G (SGH-T839) | Nokia 6620 | |
| USB | MicroUSB 2.0 | USB 1.1 proprietary connector |
| Audio output | 3.5mm jack | proprietary audio output |
| TV output | Not supported | Not supported |
| Bluetooth | 3.0 + A2DP | 1.1 |
| WiFi | 802.11 b/g/n [wifi4] (2.4GHz) | Not supported |
| DLNA | feature not registered | Not supported |
| GPS | A-GPS, GeoTagging | Not supported |
| NFC | Not supported | Not supported |
| Infrared port | feature not registered | Supported |
🧭 Sensors | ||
| T-Mobile Sidekick 4G (SGH-T839) | Nokia 6620 | |
| Sensors | Accelerometer Ambient light sensor Proximity sensor | Not supported |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| T-Mobile Sidekick 4G (SGH-T839) | Nokia 6620 | |
| Battery type | Li-Ion: lithium-ion (Removable) | Li-Ion: lithium-ion (Removable) BL-5C |
| Battery capacity | 1500 mAh | 850 mAh |
| Charger, watts | Wired charging | Wired charging |
| Inductive / wireless charging | feature not registered | Not supported |
| Talk time autonomy | 6.5 hours | 4 hours |
| Standby | 456 hours (19 days) | 190 hours (7.9 days) |
➕ Other features | ||
| T-Mobile Sidekick 4G (SGH-T839) | Nokia 6620 | |
| Call control | Voice recorder | Voice recorder |
| Messaging | SMS (T9), MMS, E-mail, Push mail | SMS, MMS, E-mail |
| Hands-free calling | Supported | Supported |
| Video calling | Supported | Not supported |
| Ringtones | Polyphonic and customized | Polyphonic and customized |
| Web browser | HTML, XHTML, Flash player | HTML, XHTML |
| Antenna | Internal antenna | Internal antenna |
| Qwerty physical keyboard | Retractable QWERTY keyboard | Not supported |
| Miscellaneous | • Colors: Matte black, Pearl magenta • 2GB microSD included • Samsung TouchWiz UI • Optical trackpad • HAC M3/T3 • T-Mobile TV • DLNA • WiFi hotspot Java framework | • Colors: Light Gray • 32MB RS-MMC card included • 5-way joystick navigation Java framework |
☢️ Radiation rate | ||
| T-Mobile Sidekick 4G (SGH-T839) | Nokia 6620 | |
| SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | 1.16W/kg (head), 0.74W/kg (body) |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | 0.81W/kg (head) |