T-Mobile Sidekick 4G (SGH-T839) vs Nothing Phone 2 (256GB)
Side by side comparison between T-Mobile Sidekick 4G vs Nothing Phone 2 phones, differences, pros, cons and full specifications. What's the better?
,
3.5"
TFT
TFT
480x800
3.1
MP
MP
0.3mp
512MB
RAM
RAM
Single-core
1500
mAh
mAh
(Removable)
vs
6.7"
OLED
OLED
1080x2412
50
MP
MP
32mp
12GB
RAM
RAM
Octa-core
4700
mAh
mAh
(Non removable)
What's the better phone? Nothing Phone 2 (256GB)
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!
4 Advantages 
29 Advantages | 12 Common items in both devices |
| Only digital zoom |
| Autofocus / PDAF: phase detection autofocus |
| Capacitive |
| Multitouch |
| Accelerometer |
| Ambient light sensor |
| Proximity sensor |
| +5 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) | Nothing Phone 2 (256GB) | |
| Change model | ||
| Model | Sidekick 4G (SGH-T839) | Phone 2 (256GB) |
| Other model names | T-Mobile Sidekick 4G T839, Samsung SGH-T839 Sidekick 4G | Nothing Phone (2) A065 |
| Country or region available |  USA |  (Global, International) |
| Brand | T-Mobile | Nothing |
| Release date | 4/20/2011 | 7/17/2023, Announced: 7/11/2023 |
| Depth | 15 millimeters (0.59 inches) | 8.55 millimeters (0.34 inches) |
| Size (width x height) | 61 x 127 millimeters (2.4 x 5 in) | 76.35 x 162.13 millimeters (3.01 x 6.38 in) |
| Weight | 162 grams (5.67 ounces) | 201 grams (7.04 ounces) |
| Build, materials | feature not registered | Aluminum frame, glass front/back Back: Gorilla Glass 5, LED lights |
| Protection against water and others | Not supported | IP54 certified: protection against dust and splashing |
📲 Display | ||
| T-Mobile Sidekick 4G (SGH-T839) | Nothing Phone 2 (256GB) | |
| Display type | TFT LCD | LTPO OLED |
| Screen size | 3.5" inches | 6.7" inches |
| Screen-to-body ratio | ~45% (screen-to-body ratio) | ~87.3% (screen-to-body ratio) |
| Display resolution | 480x800 pixels | 1080x2412 pixels (20:9) |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch 10-points |
| Pixel density (dot pitch) | 267 PPI | 394 PPI |
| Colors | 16 million | 1 billion |
| Scratch-resistant glass | Not supported | Gorilla Glass 5 |
| Refresh rate | feature not registered | 120Hz |
| Display features | feature not registered | 1600nits[peak] HDR10+ Always-On Display |
🤖 Operating System | ||
| T-Mobile Sidekick 4G (SGH-T839) | Nothing Phone 2 (256GB) | |
| System version | Android 2.2.1 Froyo | Android 13 |
| Firmware update | feature not registered | Android 14 |
| User Interface | feature not registered | Nothing OS 2 |
⚙️ Processor | ||
| T-Mobile Sidekick 4G (SGH-T839) | Nothing Phone 2 (256GB) | |
| Chipset | 32bit: Samsung Exynos 3 | 64bit: Qualcomm Snapdragon 8+ Gen 1 (SM8475) (4nm) |
| CPU | Single-core, 1 processor: 1x 1GHz ARM Cortex-A8 (Single-core) | Octa-core, 3 processors: 1x 3.19GHz ARM Cortex-X2 (Single-core) 3x 2.75GHz ARM Cortex-A710 (Triple-core) 4x 2GHz ARM Cortex-A510 (Quad-core) |
| GPU graphical controller | PowerVR SGX540 | Qualcomm Adreno 730 (818MHz) |
| Performance (benchmark) | feature not registered | AnTuTu: 895434 (v9), 972126 (v10) Geekbench: 3957 (v5.5), 4219 (v6.0) GFXBench: 60fps (ES 3.1 onscreen) |
💽 Memory and storage | ||
| T-Mobile Sidekick 4G (SGH-T839) | Nothing Phone 2 (256GB) | |
| RAM memory | 512MB | 12GB LPDDR5 |
| Internal storage | 1GB (350MB available) | 256GB (222GB available) UFS 3.1 |
| External storage | Until 32GB microSD, microSDHC (dedicated slot) | Not supported |
📶 Mobile networks | ||
| T-Mobile Sidekick 4G (SGH-T839) | Nothing Phone 2 (256GB) | |
| Dual-SIM | Not supported | Dual-SIM Standby - Call active on one sim card |
| SIM card | 1 slot (Single-SIM) Standard mini-SIM (2FF) | 2 slots (Dual-SIM) nano-SIM (4FF) |
| Maximum Download / Upload | 21/5.76 Mbps | 2000/1024 Mbps |
| Network technology | 2G, 3G | 2G, 3G, 4G, 5G |
| 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 | UMTS 800/850/900/1700/1900/2100 |
| Primary 4G network | Not supported | LTE Cat20 (1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 25, 26, 28, 30, 32, 66, 71) TD-LTE (34, 38, 39, 40, 41, 42, 48) VoLTE |
| Primary 5G network | Not supported | SA/NSA (1, 2, 3, 5, 7, 8, 12, 20, 25, 28, 30, 38, 40, 41, 66, 71, 75, 77, 78) |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+ | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA |
| Secondary 2G network | Not supported | GSM 850/900/1800/1900 |
| Secondary 3G network | Not supported | UMTS 800/850/900/1700/1900/2100 |
| Secondary 4G network | Not supported | LTE Cat20 (1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 25, 26, 28, 30, 32, 66, 71) TD-LTE (34, 38, 39, 40, 41, 42, 48) VoLTE |
| Secondary data network | Not supported | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA |
📷 Camera | ||
| T-Mobile Sidekick 4G (SGH-T839) | Nothing Phone 2 (256GB) | |
| Back camera (main camera) | 3.1 megapixels | (dual camera) 50 megapixels 50MP ultrawide f/2.2114°1/2.76"0.64µmAF |
| Main camera resolution | 2048x1536 pixels | 8160x6120 pixels |
| Video recording (primary) | VGA (720x480) 30 fps | 4K UHD (3840x2160) 60 fps |
| Flash | Not supported | LED flash |
| Focal aperture | feature not registered | f/1.9 (aperture) |
| Focal length | feature not registered | 24mm (lens) |
| Sensor size | feature not registered | 1/1.56" inches |
| Pixel size | feature not registered | 1µm pixel |
| Autofocus | Autofocus | PDAF: phase detection autofocus |
| Touch focus | feature not registered | Supported |
| Image stabilization | feature not registered | OIS: Optical stabilization |
| Zoom | Only digital zoom | Only digital zoom |
| Face/smile detection | feature not registered | Face detection, Smile detection |
| BSI sensor | feature not registered | Supported |
| HDR | feature not registered | HDR photo/video on both cameras |
| Camera extras | feature not registered | 4K@30/60fps 1080p@30/60fps Sony IMX890 / Samsung JN1 sensor Sony IMX615 sensor (selfie) |
📸 Front camera | ||
| T-Mobile Sidekick 4G (SGH-T839) | Nothing Phone 2 (256GB) | |
| Front camera (secondary) | 0.3 megapixels | 32 megapixels |
| Front camera resolution | 640x480 pixels | 6528x4896 pixels |
| Video recording (secondary) | Not supported | Full HD (1920x1080) |
| Front flash | Not supported | Not supported |
| Focal aperture | feature not registered | f/2.5 (aperture) |
| Focal length | feature not registered | feature not registered |
| Sensor size | feature not registered | 1/2.74" inches |
| Pixel size | feature not registered | 0.8µm pixel |
🔉 Sound and multimedia | ||
| T-Mobile Sidekick 4G (SGH-T839) | Nothing Phone 2 (256GB) | |
| Loudspeaker | Supported | Stereo sound with dual speakers |
| Active noise cancellation | feature not registered | 2 microphones or more |
| Radio | Not supported | Not supported |
| TV | Not supported | Not supported |
| Video formats | MP4, H.264, H.263 | MP4, H.265, H.264, H.263, XviD, MKV |
| Audio formats | MP3, WAV, eAAC+ | MP3, WAV, WMA, eAAC+, FLAC |
🔌 Connectivity | ||
| T-Mobile Sidekick 4G (SGH-T839) | Nothing Phone 2 (256GB) | |
| USB | MicroUSB 2.0 | USB 2.0 Type-C, USB OTG On-The-Go |
| Audio output | 3.5mm jack | Type-C reversible connector |
| TV output | Not supported | USB Type-C (reversible) |
| Bluetooth | 3.0 + A2DP | 5.3 + A2DP/LE |
| WiFi | 802.11 b/g/n [wifi4] (2.4GHz) | 802.11 a/b/g/n/ac/ax [wifi6] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot |
| DLNA | feature not registered | Not supported |
| GPS | A-GPS, GeoTagging | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, QZSS, NavIC |
| NFC | Not supported | Supported |
| Infrared port | feature not registered | Not supported |
🧭 Sensors | ||
| T-Mobile Sidekick 4G (SGH-T839) | Nothing Phone 2 (256GB) | |
| Sensors | Accelerometer Ambient light sensor Proximity sensor | Accelerometer Ambient light sensor Compass Face unlock Fingerprint sensor (under display) Gyroscope Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| T-Mobile Sidekick 4G (SGH-T839) | Nothing Phone 2 (256GB) | |
| Battery type | Li-Ion: lithium-ion (Removable) | Li-Ion: lithium-ion (Non removable) |
| Battery capacity | 1500 mAh | 4700 mAh |
| Charger, watts | Wired charging | 45W Wired fast charging Reverse charging by cable Quick Charge 4 USB Power Delivery 3.0 |
| Inductive / wireless charging | feature not registered | 15W Qi Wireless charging (Qi/WPC) 5W Reverse wireless charging |
| Talk time autonomy | 6.5 hours | feature not registered |
| Standby | 456 hours (19 days) | feature not registered |
➕ Other features | ||
| T-Mobile Sidekick 4G (SGH-T839) | Nothing Phone 2 (256GB) | |
| Call control | Voice recorder | Voice dialing, Voice recorder, Voice commands |
| Messaging | SMS (T9), MMS, E-mail, Push mail | SMS (T9), MMS, E-mail, Push mail |
| Hands-free calling | Supported | Supported |
| Video calling | Supported | Supported |
| Ringtones | Polyphonic and customized | Polyphonic and customized |
| Web browser | HTML, XHTML, Flash player | HTML, XHTML, HTML5 |
| 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: Dark Gray, White • LED lights on the back for notifications • Glyph |
☢️ Radiation rate | ||
| T-Mobile Sidekick 4G (SGH-T839) | Nothing Phone 2 (256GB) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | feature not registered |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | feature not registered |