Nokia Asha 230 (RM-986) vs T-Mobile Sidekick 4G (SGH-T839)
Side by side comparison between Nokia Asha 230 vs T-Mobile Sidekick 4G phones, differences, pros, cons and full specifications. What's the better?
,
vs
3.5"
TFT
TFT
480x800
3.1
MP
MP
0.3mp
512MB
RAM
RAM
Single-core
1500
mAh
mAh
(Removable)
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!
5 Advantages 
17 Advantages | 15 Common items in both devices |
| Until 32GB microSD, microSDHC |
| TFT LCD |
| Only digital zoom |
| Capacitive |
| Multitouch |
| Accelerometer |
| Proximity sensor |
| +8 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 | ||
| Nokia Asha 230 (RM-986) | T-Mobile Sidekick 4G (SGH-T839) | |
| Model | Asha 230 (RM-986) | Sidekick 4G (SGH-T839) |
| Other model names | Nokia Asha 230 Dual-SIM RM-986 | T-Mobile Sidekick 4G T839, Samsung SGH-T839 Sidekick 4G |
| Country or region available |  (Global, International) |  USA |
| Brand | Nokia | T-Mobile |
| Release date | 2/24/2014 | 4/20/2011 |
| Depth | 13.2 millimeters (0.52 inches) | 15 millimeters (0.59 inches) |
| Size (width x height) | 58.6 x 99.5 millimeters (2.31 x 3.92 in) | 61 x 127 millimeters (2.4 x 5 in) |
| Weight | 89 grams (3.12 ounces) | 162 grams (5.67 ounces) |
| Build, materials | Plastic body, glass front | feature not registered |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| Nokia Asha 230 (RM-986) | T-Mobile Sidekick 4G (SGH-T839) | |
| Display type | TFT LCD | TFT LCD |
| Screen size | 2.8" inches | 3.5" inches |
| Screen-to-body ratio | ~41.6% (screen-to-body ratio) | ~45% (screen-to-body ratio) |
| Display resolution | 240x320 pixels (4:3) | 480x800 pixels |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 143 PPI | 267 PPI |
| Colors | 260 thousand | 16 million |
| Scratch-resistant glass | Not supported | Not supported |
| Refresh rate | 60Hz | feature not registered |
| Display features | Not supported | feature not registered |
🤖 Operating System | ||
| Nokia Asha 230 (RM-986) | T-Mobile Sidekick 4G (SGH-T839) | |
| System version | Nokia Series OS Asha Platform 1.1 | Android 2.2.1 Froyo |
| Firmware update | Nokia Series OS Asha Platform 1.4 | feature not registered |
| User Interface | Series 40 Theme v2.0 UI | feature not registered |
⚙️ Processor | ||
| Nokia Asha 230 (RM-986) | T-Mobile Sidekick 4G (SGH-T839) | |
| Chipset | 32bit: Qualcomm Snapdragon S4 Play (MSM8225) (45nm) | 32bit: Samsung Exynos 3 |
| CPU | Dual-core, 1 processor: 2x 1GHz ARM Cortex-A5 (Dual-core) | Single-core, 1 processor: 1x 1GHz ARM Cortex-A8 (Single-core) |
| GPU graphical controller | Qualcomm Adreno 203 (320MHz) | PowerVR SGX540 |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Nokia Asha 230 (RM-986) | T-Mobile Sidekick 4G (SGH-T839) | |
| RAM memory | 64MB LPDDR | 512MB |
| Internal storage | 64MB eMMC 4.41 | 1GB (350MB available) |
| External storage | Until 32GB microSD, microSDHC (dedicated slot) | Until 32GB microSD, microSDHC (dedicated slot) |
📶 Mobile networks | ||
| Nokia Asha 230 (RM-986) | T-Mobile Sidekick 4G (SGH-T839) | |
| Dual-SIM | Dual-SIM Standby - Call active on one sim card (dedicated slot) | Not supported |
| SIM card | 2 slots (Dual-SIM) micro-SIM (3FF) | 1 slot (Single-SIM) Standard mini-SIM (2FF) |
| Maximum Download / Upload | 0.236 Mbps | 21/5.76 Mbps |
| Network technology | 2G | 2G, 3G |
| 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 | Not supported | UMTS 1700/2100 |
| Primary 4G network | Not supported | Not supported |
| Primary 5G network | Not supported | Not supported |
| Primary data network | GPRS, EDGE | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+ |
| Secondary 2G network | GSM 850/900/1800/1900 | Not supported |
| Secondary 3G network | Not supported | Not supported |
| Secondary 4G network | Not supported | Not supported |
| Secondary data network | GPRS, EDGE | Not supported |
📷 Camera | ||
| Nokia Asha 230 (RM-986) | T-Mobile Sidekick 4G (SGH-T839) | |
| Back camera (main camera) | 1.2 megapixels | 3.1 megapixels |
| Main camera resolution | 1280x960 pixels | 2048x1536 pixels |
| Video recording (primary) | QVGA (320x240) 25 fps | VGA (720x480) 30 fps |
| Flash | Not supported | Not supported |
| Focal aperture | f/2.8 (aperture) | 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 | Not supported | Autofocus |
| Touch focus | Not supported | feature not registered |
| Image stabilization | Not supported | feature not registered |
| Zoom | Only digital zoom | Only digital zoom |
| Face/smile detection | Not supported | feature not registered |
| BSI sensor | Not supported | feature not registered |
| HDR | Not supported | feature not registered |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| Nokia Asha 230 (RM-986) | T-Mobile Sidekick 4G (SGH-T839) | |
| Front camera (secondary) | Not supported | 0.3 megapixels |
| Front camera resolution | Not supported | 640x480 pixels |
| 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 | ||
| Nokia Asha 230 (RM-986) | T-Mobile Sidekick 4G (SGH-T839) | |
| Loudspeaker | Mono sound (not stereo) | Supported |
| Active noise cancellation | 1 microphone | feature not registered |
| Radio | FM (RDS) | Not supported |
| TV | Not supported | Not supported |
| Video formats | MP4, H.263 | MP4, H.264, H.263 |
| Audio formats | MP3, WAV, AAC | MP3, WAV, eAAC+ |
🔌 Connectivity | ||
| Nokia Asha 230 (RM-986) | T-Mobile Sidekick 4G (SGH-T839) | |
| USB | MicroUSB 2.0 | MicroUSB 2.0 |
| Audio output | 3.5mm jack | 3.5mm jack |
| TV output | Not supported | Not supported |
| Bluetooth | 3.0 + A2DP | 3.0 + A2DP |
| WiFi | Not supported | 802.11 b/g/n [wifi4] (2.4GHz) |
| DLNA | Not supported | feature not registered |
| GPS | A-GPS | A-GPS, GeoTagging |
| NFC | Not supported | Not supported |
| Infrared port | Not supported | feature not registered |
🧭 Sensors | ||
| Nokia Asha 230 (RM-986) | T-Mobile Sidekick 4G (SGH-T839) | |
| Sensors | Accelerometer Proximity sensor | Accelerometer Ambient light sensor Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Nokia Asha 230 (RM-986) | T-Mobile Sidekick 4G (SGH-T839) | |
| Battery type | Li-Ion: lithium-ion (Removable) BL-5C | Li-Ion: lithium-ion (Removable) |
| Battery capacity | 1020 mAh | 1500 mAh |
| Charger, watts | 5W Wired charging | Wired charging |
| Inductive / wireless charging | Not supported | feature not registered |
| Talk time autonomy | 11 hours | 6.5 hours |
| Standby | 500 hours (20.8 days) | 456 hours (19 days) |
➕ Other features | ||
| Nokia Asha 230 (RM-986) | T-Mobile Sidekick 4G (SGH-T839) | |
| Call control | Voice recorder | Voice recorder |
| Messaging | SMS (T9), MMS, E-mail, Push mail | SMS (T9), MMS, E-mail, Push mail |
| Hands-free calling | Supported | Supported |
| Video calling | Not supported | Supported |
| Ringtones | Polyphonic and customized | Polyphonic and customized |
| Web browser | HTML, XHTML | HTML, XHTML, Flash player |
| Antenna | Internal antenna | Internal antenna |
| Qwerty physical keyboard | Not supported | Retractable QWERTY keyboard |
| Miscellaneous | • Colors: Black, Bright Red, Yellow, Bright Green, White, Cyan Nokia Glance Java framework | • Colors: Matte black, Pearl magenta • 2GB microSD included • Samsung TouchWiz UI • Optical trackpad • HAC M3/T3 • T-Mobile TV • DLNA • WiFi hotspot Java framework |
☢️ Radiation rate | ||
| Nokia Asha 230 (RM-986) | T-Mobile Sidekick 4G (SGH-T839) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | 1.07W/kg (head), 0.77W/kg (body) | feature not registered |
| SAR 2W/kg (Europe, UK, etc.) | 0.67W/kg (head), 0.59W/kg (body) | feature not registered |