Huawei Mate X vs T-Mobile Sidekick 4G (SGH-T839)
Side by side comparison between Huawei Mate X vs T-Mobile Sidekick 4G phones, differences, pros, cons and full specifications. What's the better?
,
8"
OLED
OLED
2200x2480
40
MP
MP
8GB
RAM
RAM
Octa-core
4500
mAh
mAh
(Non removable)
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? Huawei Mate X
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!
29 Advantages 
4 Advantages | 11 Common items in both devices |
| 16 million |
| PDAF: phase detection autofocus / Autofocus |
| Capacitive |
| Multitouch |
| Accelerometer |
| Ambient light sensor |
| Proximity 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 | ||
| Huawei Mate X | T-Mobile Sidekick 4G (SGH-T839) | |
| Change model | ||
| Model | Mate X | Sidekick 4G (SGH-T839) |
| Other model names | Huawei Mate X 5G foldable TAH-AN00 | T-Mobile Sidekick 4G T839, Samsung SGH-T839 Sidekick 4G |
| Country or region available |  (Global, International) |  USA |
| Brand | Huawei | T-Mobile |
| Release date | 5/1/2019 | 4/20/2011 |
| Depth | 11 millimeters (0.43 inches) | 15 millimeters (0.59 inches) |
| Size (width x height) | 146.2 x 161.3 millimeters (5.76 x 6.35 in) | 61 x 127 millimeters (2.4 x 5 in) |
| Weight | 295 grams (10.33 ounces) | 162 grams (5.67 ounces) |
| Build, materials | Aluminum body | feature not registered |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| Huawei Mate X | T-Mobile Sidekick 4G (SGH-T839) | |
| Display type | OLED | TFT LCD |
| Screen size | 8" inches | 3.5" inches |
| Screen-to-body ratio | ~86.9% (screen-to-body ratio) | ~45% (screen-to-body ratio) |
| Display resolution | 2200x2480 pixels | 480x800 pixels |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 414 PPI | 267 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Not supported | Not supported |
| Refresh rate | 60Hz | feature not registered |
| Display features | Not supported | feature not registered |
🤖 Operating System | ||
| Huawei Mate X | T-Mobile Sidekick 4G (SGH-T839) | |
| System version | Android 9.0 Pie | Android 2.2.1 Froyo |
| Firmware update | feature not registered | feature not registered |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| Huawei Mate X | T-Mobile Sidekick 4G (SGH-T839) | |
| Chipset | 64bit: HiSilicon Kirin 980 (7nm) | 32bit: Samsung Exynos 3 |
| CPU | Octa-core, 3 processors: 2x 2.26GHz ARM Cortex-A76 (Dual-core) 2x 1.92GHz ARM Cortex-A76 (Dual-core) 4x 1.8GHz ARM Cortex-A55 (Quad-core) | Single-core, 1 processor: 1x 1GHz ARM Cortex-A8 (Single-core) |
| GPU graphical controller | ARM Mali-G76 MP10 720Mhz | PowerVR SGX540 |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Huawei Mate X | T-Mobile Sidekick 4G (SGH-T839) | |
| RAM memory | 8GB LPDDR4X | 512MB |
| Internal storage | 512GB (494GB available) UFS 2.1 | 1GB (350MB available) |
| External storage | Until 256GB nano-Memory (hybrid slot/shares the same SIM-2 slot) | Until 32GB microSD, microSDHC (dedicated slot) |
📶 Mobile networks | ||
| Huawei Mate X | T-Mobile Sidekick 4G (SGH-T839) | |
| Dual-SIM | Dual-SIM Standby - Call active on one sim card (hybrid slot/shares the same nano-Memory slot) | Not supported |
| SIM card | 2 slots (Dual-SIM) nano-SIM (4FF) | 1 slot (Single-SIM) Standard mini-SIM (2FF) |
| Maximum Download / Upload | 1400/200 Mbps | 21/5.76 Mbps |
| Network technology | 2G, 3G, 4G | 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 | UMTS 800/850/900/1700/1900/2100 | UMTS 1700/2100 |
| Primary 4G network | LTE Cat21 (1, 2, 3, 4, 5, 6, 7, 8, 9, 12, 17, 18, 19, 20, 26, 28, 32) TD-LTE (34, 38, 39, 40, 41) VoLTE | Not supported |
| Primary 5G network | Not supported | Not supported |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+ |
| Secondary 2G network | GSM 850/900/1800/1900 | Not supported |
| Secondary 3G network | UMTS 800/850/900/1700/1900/2100 | Not supported |
| Secondary 4G network | LTE Cat21 (1, 2, 3, 4, 5, 6, 7, 8, 9, 12, 17, 18, 19, 20, 26, 28) TD-LTE (34, 38, 39, 40, 41) | Not supported |
| Secondary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A | Not supported |
📷 Camera | ||
| Huawei Mate X | T-Mobile Sidekick 4G (SGH-T839) | |
| Back camera (main camera) | (quad camera) 40 megapixels 16MP ultrawide f/2.217mm 8MP telephoto f/2.452mmOIS 0.3MP TOF Time-of-Flight | 3.1 megapixels |
| Main camera resolution | 7296x5472 pixels | 2048x1536 pixels |
| Video recording (primary) | 4K UHD (3840x2160) 30 fps | VGA (720x480) 30 fps |
| Flash | Dual-LED flash | Not supported |
| Focal aperture | f/1.8 (aperture) | feature not registered |
| Focal length | 27mm (lens) | feature not registered |
| Sensor size | 1/1.7" inches | feature not registered |
| Pixel size | feature not registered | feature not registered |
| Autofocus | PDAF: phase detection autofocus | Autofocus |
| Touch focus | Supported | feature not registered |
| Image stabilization | EIS: Digital stabilization | feature not registered |
| Zoom | Digital and optical zoom | Only digital zoom |
| Face/smile detection | Face detection, Smile detection | feature not registered |
| BSI sensor | Supported | feature not registered |
| HDR | HDR photo on both cameras | feature not registered |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| Huawei Mate X | 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 | ||
| Huawei Mate X | T-Mobile Sidekick 4G (SGH-T839) | |
| Loudspeaker | Supported | Supported |
| Active noise cancellation | 2 microphones or more | feature not registered |
| Radio | Not supported | Not supported |
| TV | Not supported | Not supported |
| Video formats | MP4, H.265, H.264, H.263, XviD, MKV | MP4, H.264, H.263 |
| Audio formats | MP3, WAV, WMA, eAAC+, FLAC | MP3, WAV, eAAC+ |
🔌 Connectivity | ||
| Huawei Mate X | T-Mobile Sidekick 4G (SGH-T839) | |
| USB | USB 3.1 Type-C, USB OTG On-The-Go | MicroUSB 2.0 |
| Audio output | Type-C reversible connector | 3.5mm jack |
| TV output | Not supported | Not supported |
| Bluetooth | 5.0 + A2DP/LE | 3.0 + A2DP |
| WiFi | 802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot | 802.11 b/g/n [wifi4] (2.4GHz) |
| DLNA | Not supported | feature not registered |
| GPS | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, QZSS | A-GPS, GeoTagging |
| NFC | Supported | Not supported |
| Infrared port | Supported | feature not registered |
🧭 Sensors | ||
| Huawei Mate X | T-Mobile Sidekick 4G (SGH-T839) | |
| Sensors | Accelerometer Ambient light sensor Barometer Compass Face unlock 2D Fingerprint sensor (side-mounted) Gyroscope Hall effect Proximity sensor | Accelerometer Ambient light sensor Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Huawei Mate X | T-Mobile Sidekick 4G (SGH-T839) | |
| Battery type | LiPo: li-ion polymer (Non removable) | Li-Ion: lithium-ion (Removable) |
| Battery capacity | 4500 mAh | 1500 mAh |
| Charger, watts | 55W Wired fast charging | Wired charging |
| Inductive / wireless charging | Not supported | feature not registered |
| Talk time autonomy | feature not registered | 6.5 hours |
| Standby | feature not registered | 456 hours (19 days) |
➕ Other features | ||
| Huawei Mate X | T-Mobile Sidekick 4G (SGH-T839) | |
| Call control | Voice dialing, 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 | Supported | Supported |
| Ringtones | Polyphonic and customized | Polyphonic and customized |
| Web browser | HTML, XHTML, HTML5 | HTML, XHTML, Flash player |
| Antenna | Internal antenna | Internal antenna |
| Qwerty physical keyboard | Not supported | Retractable QWERTY keyboard |
| Miscellaneous | • Colors: Interstellar Blue • Cover display: 6.6" AMOLED 1148x2480 (19.5:9) • EMUI 9.1 • Leica optics (camera) • Huawei SuperCharge (85% in 30min) | • 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 | ||
| Huawei Mate X | T-Mobile Sidekick 4G (SGH-T839) | |
| 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 |