T-Mobile Sidekick 4G (SGH-T839) vs Sony Xperia 5 II (A002SO)
Side by side comparison between T-Mobile Sidekick 4G vs Sony Xperia 5 II 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
6.1"
OLED
OLED
1080x2520
12
MP
MP
8mp
8GB
RAM
RAM
Octa-core
4000
mAh
mAh
(Non removable)
What's the better phone? Sony Xperia 5 II (A002SO)
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!
2 Advantages 
32 Advantages | 11 Common items in both devices |
| Autofocus / PDAF: phase detection autofocus |
| Capacitive |
| Multitouch |
| Accelerometer |
| Ambient light sensor |
| Proximity sensor |
| Hands-free calling |
| +4 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) | Sony Xperia 5 II (A002SO) | |
| Change model | ||
| Model | Sidekick 4G (SGH-T839) | Xperia 5 II (A002SO) |
| Other model names | T-Mobile Sidekick 4G T839, Samsung SGH-T839 Sidekick 4G | ソニーXperia 5 Mark II SOG02 (SoftBank Corp) 5G |
| Country or region available |  USA |  Japan |
| Brand | T-Mobile | Sony |
| Release date | 4/20/2011 | 9/17/2020 |
| Depth | 15 millimeters (0.59 inches) | 8 millimeters (0.31 inches) |
| Size (width x height) | 61 x 127 millimeters (2.4 x 5 in) | 68 x 158 millimeters (2.68 x 6.22 in) |
| Weight | 162 grams (5.67 ounces) | 163 grams (5.71 ounces) |
| Build, materials | feature not registered | Aluminum frame, glass front/back |
| Protection against water and others | Not supported | IP68 certified: water-resistant up to 1.5 meters for 30min and dust-resistant |
📲 Display | ||
| T-Mobile Sidekick 4G (SGH-T839) | Sony Xperia 5 II (A002SO) | |
| Display type | TFT LCD | OLED |
| Screen size | 3.5" inches | 6.1" inches |
| Screen-to-body ratio | ~45% (screen-to-body ratio) | ~80.9% (screen-to-body ratio) |
| Display resolution | 480x800 pixels | 1080x2520 pixels (21:9) |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch 10-points |
| Pixel density (dot pitch) | 267 PPI | 449 PPI |
| Colors | 16 million | 1 billion |
| Scratch-resistant glass | Not supported | Gorilla Glass 6 |
| Refresh rate | feature not registered | 120Hz |
| Display features | feature not registered | HDR10+ |
🤖 Operating System | ||
| T-Mobile Sidekick 4G (SGH-T839) | Sony Xperia 5 II (A002SO) | |
| System version | Android 2.2.1 Froyo | Android 10 |
| Firmware update | feature not registered | Android 11 |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| T-Mobile Sidekick 4G (SGH-T839) | Sony Xperia 5 II (A002SO) | |
| Chipset | 32bit: Samsung Exynos 3 | 64bit: Qualcomm Snapdragon 865 (SM8250) (7nm) |
| CPU | Single-core, 1 processor: 1x 1GHz ARM Cortex-A8 (Single-core) | Octa-core, 3 processors: 1x 2.84GHz Kryo 585 (Single-core) 3x 2.42GHz Kryo 585 (Triple-core) 4x 1.8GHz Kryo 585 (Quad-core) |
| GPU graphical controller | PowerVR SGX540 | Qualcomm Adreno 650 (250-587MHz) |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| T-Mobile Sidekick 4G (SGH-T839) | Sony Xperia 5 II (A002SO) | |
| RAM memory | 512MB | 8GB LPDDR4X |
| Internal storage | 1GB (350MB available) | 128GB (110GB available) UFS 3.0 |
| External storage | Until 32GB microSD, microSDHC (dedicated slot) | Until 1TB microSD, microSDXC (dedicated slot) |
📶 Mobile networks | ||
| T-Mobile Sidekick 4G (SGH-T839) | Sony Xperia 5 II (A002SO) | |
| Dual-SIM | Not supported | Not supported |
| SIM card | 1 slot (Single-SIM) Standard mini-SIM (2FF) | 1 slot (Single-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 900/1700/1900/2100 |
| Primary 4G network | Not supported | LTE Cat18/13 (1, 2, 3, 4, 8, 11, 12, 17, 28) TD-LTE (38, 39, 40, 41, 42) VoLTE |
| Primary 5G network | Not supported | SA/NSA (77) |
| 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 | 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) | Sony Xperia 5 II (A002SO) | |
| Back camera (main camera) | 3.1 megapixels | (triple camera) 12 megapixels 12MP telephoto f/2.470mm1/3.4"1.0µmPDAF3x-optical-zoomOIS 12MP ultrawide f/2.2124°16mm1/2.55"PDAF |
| Main camera resolution | 2048x1536 pixels | 4000x3000 pixels |
| Video recording (primary) | VGA (720x480) 30 fps | 4K UHD (3840x2160) 120 fps |
| Flash | Not supported | LED flash |
| Focal aperture | feature not registered | f/1.7 (aperture) |
| Focal length | feature not registered | 24mm (lens) |
| Sensor size | feature not registered | 1/1.7" inches |
| Pixel size | feature not registered | 1.8µm 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 | Digital and optical 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 | feature not registered |
📸 Front camera | ||
| T-Mobile Sidekick 4G (SGH-T839) | Sony Xperia 5 II (A002SO) | |
| Front camera (secondary) | 0.3 megapixels | 8 megapixels |
| Front camera resolution | 640x480 pixels | 3264x2448 pixels |
| Video recording (secondary) | Not supported | 4K UHD (3840x2160) |
| Front flash | Not supported | Not supported |
| Focal aperture | feature not registered | f/2.0 (aperture) |
| Focal length | feature not registered | 24mm (lens) |
| Sensor size | feature not registered | 1/4" inches |
| Pixel size | feature not registered | 1.12µm pixel |
🔉 Sound and multimedia | ||
| T-Mobile Sidekick 4G (SGH-T839) | Sony Xperia 5 II (A002SO) | |
| Loudspeaker | Supported | Supported |
| 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) | Sony Xperia 5 II (A002SO) | |
| USB | MicroUSB 2.0 | USB 3.1 Type-C, USB OTG On-The-Go |
| Audio output | 3.5mm jack | 3.5mm jack |
| TV output | Not supported | USB Type-C (reversible) |
| Bluetooth | 3.0 + A2DP | 5.1 + 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 | Supported |
| GPS | A-GPS, GeoTagging | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, QZSS |
| NFC | Not supported | Supported |
| Infrared port | feature not registered | Not supported |
🧭 Sensors | ||
| T-Mobile Sidekick 4G (SGH-T839) | Sony Xperia 5 II (A002SO) | |
| Sensors | Accelerometer Ambient light sensor Proximity sensor | Accelerometer Ambient light sensor Barometer Compass Face unlock 2D Fingerprint sensor (side-mounted) Gyroscope Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| T-Mobile Sidekick 4G (SGH-T839) | Sony Xperia 5 II (A002SO) | |
| Battery type | Li-Ion: lithium-ion (Removable) | Li-Ion: lithium-ion (Non removable) |
| Battery capacity | 1500 mAh | 4000 mAh |
| Charger, watts | Wired charging | 21W Wired fast charging USB Power Delivery 3.0 |
| Inductive / wireless charging | feature not registered | Not supported |
| 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) | Sony Xperia 5 II (A002SO) | |
| 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: Black, Grey, Blue, Pink • Cameras with ZEISS optics • Dolby Atmos • 24-bit/192kHz audio • Dynamic vibration system • PS4 Remote Play • DUALSHOCK 4 compatibility |
☢️ Radiation rate | ||
| T-Mobile Sidekick 4G (SGH-T839) | Sony Xperia 5 II (A002SO) | |
| 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 |