T-Mobile Sidekick 4G (SGH-T839) vs Samsung Galaxy A05s (SM-A057F/DS 128GB/4GB)
Side by side comparison between T-Mobile Sidekick 4G vs Samsung Galaxy A05s 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"
PLS
PLS
1080x2400
50
MP
MP
13mp
4GB
RAM
RAM
Octa-core
5000
mAh
mAh
(Non removable)
What's the better phone? Samsung Galaxy A05s (SM-A057F/DS 128GB/4GB)
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 
25 Advantages | 11 Common items in both devices |
| 16 million |
| Only digital zoom |
| Autofocus |
| Capacitive |
| Multitouch |
| Accelerometer |
| Ambient light sensor |
| +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) | Galaxy A05s (SM-A057F/DS 128GB/4GB) | |
| Change model | ||
| Model | Sidekick 4G (SGH-T839) | Galaxy A05s (SM-A057F/DS 128GB/4GB) |
| Other model names | T-Mobile Sidekick 4G T839, Samsung SGH-T839 Sidekick 4G | Galaxy A05s 4G SM-A057F/Dual-SIM |
| Country or region available |  USA |  (Global, International) |
| Brand | T-Mobile | Samsung |
| Release date | 4/20/2011 | 10/18/2023, Announced: 9/25/2023 |
| Depth | 15 millimeters (0.59 inches) | 8.8 millimeters (0.35 inches) |
| Size (width x height) | 61 x 127 millimeters (2.4 x 5 in) | 77.8 x 168 millimeters (3.06 x 6.61 in) |
| Weight | 162 grams (5.67 ounces) | 194 grams (6.79 ounces) |
| Build, materials | feature not registered | Plastic body, glass front |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| T-Mobile Sidekick 4G (SGH-T839) | Galaxy A05s (SM-A057F/DS 128GB/4GB) | |
| Display type | TFT LCD | TFT PLS |
| Screen size | 3.5" inches | 6.7" inches |
| Screen-to-body ratio | ~45% (screen-to-body ratio) | ~82.9% (screen-to-body ratio) |
| Display resolution | 480x800 pixels | 1080x2400 pixels (20:9) |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 267 PPI | 393 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Not supported | Not supported |
| Refresh rate | feature not registered | 90Hz |
| Display features | feature not registered | Not supported |
🤖 Operating System | ||
| T-Mobile Sidekick 4G (SGH-T839) | Galaxy A05s (SM-A057F/DS 128GB/4GB) | |
| System version | Android 2.2.1 Froyo | Android 13 |
| Firmware update | feature not registered | Android 14 |
| User Interface | feature not registered | One UI Core 5.1 / 6.0 |
⚙️ Processor | ||
| T-Mobile Sidekick 4G (SGH-T839) | Galaxy A05s (SM-A057F/DS 128GB/4GB) | |
| Chipset | 32bit: Samsung Exynos 3 | 64bit: Qualcomm Snapdragon 680 (SM6225) (6nm) |
| CPU | Single-core, 1 processor: 1x 1GHz ARM Cortex-A8 (Single-core) | Octa-core, 2 processors: 4x 2.4GHz Kryo 265 Gold (Quad-core) 4x 1.9GHz Kryo 265 Silver (Quad-core) |
| GPU graphical controller | PowerVR SGX540 | Qualcomm Adreno 610 |
| Performance (benchmark) | feature not registered | AnTuTu: 321704 (v10) |
💽 Memory and storage | ||
| T-Mobile Sidekick 4G (SGH-T839) | Galaxy A05s (SM-A057F/DS 128GB/4GB) | |
| RAM memory | 512MB | 4GB LPDDR4X |
| Internal storage | 1GB (350MB available) | 128GB (103GB available) eMMC 5.1 |
| External storage | Until 32GB microSD, microSDHC (dedicated slot) | Until 1TB microSD, microSDXC (dedicated slot) |
📶 Mobile networks | ||
| T-Mobile Sidekick 4G (SGH-T839) | Galaxy A05s (SM-A057F/DS 128GB/4GB) | |
| Dual-SIM | Not supported | Dual-SIM Standby - Call active on one sim card (dedicated slot) |
| SIM card | 1 slot (Single-SIM) Standard mini-SIM (2FF) | 2 slots (Dual-SIM) nano-SIM (4FF) |
| Maximum Download / Upload | 21/5.76 Mbps | 400/150 Mbps |
| Network technology | 2G, 3G | 2G, 3G, 4G |
| 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 850/900/2100 |
| Primary 4G network | Not supported | LTE Cat13 (1, 3, 5, 7, 8, 20, 28) TD-LTE (38, 40, 41) VoLTE |
| Primary 5G network | Not supported | Not supported |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+ | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A |
| Secondary 2G network | Not supported | GSM 850/900/1800/1900 |
| Secondary 3G network | Not supported | UMTS 850/900/2100 |
| Secondary 4G network | Not supported | LTE Cat13 (1, 3, 5, 7, 8, 20, 28) TD-LTE (38, 40, 41) VoLTE |
| Secondary data network | Not supported | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A |
📷 Camera | ||
| T-Mobile Sidekick 4G (SGH-T839) | Galaxy A05s (SM-A057F/DS 128GB/4GB) | |
| Back camera (main camera) | 3.1 megapixels | (triple camera) 50 megapixels 2MP macro f/2.4 2MP depth f/2.4 |
| Main camera resolution | 2048x1536 pixels | 8160x6120 pixels |
| Video recording (primary) | VGA (720x480) 30 fps | Full HD (1920x1080) 60 fps |
| Flash | Not supported | LED flash |
| Focal aperture | feature not registered | f/1.8 (aperture) |
| 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 | Autofocus |
| Touch focus | feature not registered | Supported |
| Image stabilization | feature not registered | EIS: Digital 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 on both cameras |
| Camera extras | feature not registered | 1080p@30/60fps 720p@120fps |
📸 Front camera | ||
| T-Mobile Sidekick 4G (SGH-T839) | Galaxy A05s (SM-A057F/DS 128GB/4GB) | |
| Front camera (secondary) | 0.3 megapixels | 13 megapixels |
| Front camera resolution | 640x480 pixels | 4128x3096 pixels |
| Video recording (secondary) | Not supported | Full HD (1920x1080) |
| Front flash | Not supported | Not supported |
| Focal aperture | feature not registered | f/2.0 (aperture) |
| 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) | Galaxy A05s (SM-A057F/DS 128GB/4GB) | |
| Loudspeaker | Supported | Mono sound (not stereo) Dolby Atmos |
| Active noise cancellation | feature not registered | 2 microphones or more |
| Radio | Not supported | FM |
| 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) | Galaxy A05s (SM-A057F/DS 128GB/4GB) | |
| USB | MicroUSB 2.0 | USB 2.0 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 [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot |
| DLNA | feature not registered | Not supported |
| GPS | A-GPS, GeoTagging | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, QZSS |
| NFC | Not supported | Not supported |
| Infrared port | feature not registered | Not supported |
🧭 Sensors | ||
| T-Mobile Sidekick 4G (SGH-T839) | Galaxy A05s (SM-A057F/DS 128GB/4GB) | |
| Sensors | Accelerometer Ambient light sensor Proximity sensor | Accelerometer Ambient light sensor Face unlock Fingerprint sensor (side-mounted) Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| T-Mobile Sidekick 4G (SGH-T839) | Galaxy A05s (SM-A057F/DS 128GB/4GB) | |
| Battery type | Li-Ion: lithium-ion (Removable) | LiPo: li-ion polymer (Non removable) |
| Battery capacity | 1500 mAh | 5000 mAh |
| Charger, watts | Wired charging | 25W Wired fast charging |
| 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) | Galaxy A05s (SM-A057F/DS 128GB/4GB) | |
| 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, Silver, Light Green, Violet |
☢️ Radiation rate | ||
| T-Mobile Sidekick 4G (SGH-T839) | Galaxy A05s (SM-A057F/DS 128GB/4GB) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | feature not registered |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | 0.58W/kg (head), 1.31W/kg (body) |