LG Optimus 3D Max (P720) vs T-Mobile Sidekick 4G (SGH-T839)
Side by side comparison between LG Optimus 3D Max vs T-Mobile Sidekick 4G phones, differences, pros, cons and full specifications. What's the better?
,
4.3"
IPS
IPS
480x800
5
MP
MP
0.3mp
1GB
RAM
RAM
Dual-core
1520
mAh
mAh
(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? LG Optimus 3D Max (P720)
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!
18 Advantages 
1 Advantage | 20 Common items in both devices |
| Until 32GB microSD, microSDHC |
| 16 million |
| 480x800 pixels |
| Only digital zoom |
| Autofocus |
| (front) 0.3MP |
| 3G+ HSPA+ |
| +13 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 | ||
| LG Optimus 3D Max (P720) | T-Mobile Sidekick 4G (SGH-T839) | |
| Model | Optimus 3D Max (P720) | Sidekick 4G (SGH-T839) |
| Other model names | LG Optimus 3D Max P720, LGP720, LG-P720, LG CX2 | T-Mobile Sidekick 4G T839, Samsung SGH-T839 Sidekick 4G |
| Country or region available |   (Global, International), (Europe) |  USA |
| Brand | LG | T-Mobile |
| Release date | 4/23/2012 | 4/20/2011 |
| Depth | 9.6 millimeters (0.38 inches) | 15 millimeters (0.59 inches) |
| Size (width x height) | 67.4 x 126.8 millimeters (2.65 x 4.99 in) | 61 x 127 millimeters (2.4 x 5 in) |
| Weight | 148 grams (5.18 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 | ||
| LG Optimus 3D Max (P720) | T-Mobile Sidekick 4G (SGH-T839) | |
| Display type | TFT NOVA IPS | TFT LCD |
| Screen size | 4.3" inches | 3.5" inches |
| Screen-to-body ratio | ~61.6% (screen-to-body ratio) | ~45% (screen-to-body ratio) |
| Display resolution | 480x800 pixels | 480x800 pixels |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 217 PPI | 267 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Gorilla Glass 2 | Not supported |
| Refresh rate | feature not registered | feature not registered |
| Display features | feature not registered | feature not registered |
🤖 Operating System | ||
| LG Optimus 3D Max (P720) | T-Mobile Sidekick 4G (SGH-T839) | |
| System version | Android 2.3.7 Gingerbread | Android 2.2.1 Froyo |
| Firmware update | feature not registered | feature not registered |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| LG Optimus 3D Max (P720) | T-Mobile Sidekick 4G (SGH-T839) | |
| Chipset | 32bit: Texas Instruments OMAP 4430 (45nm) | 32bit: Samsung Exynos 3 |
| CPU | Dual-core, 1 processor: 2x 1.2GHz ARM Cortex-A9 (Dual-core) | Single-core, 1 processor: 1x 1GHz ARM Cortex-A8 (Single-core) |
| GPU graphical controller | PowerVR SGX540 365Mhz | PowerVR SGX540 |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| LG Optimus 3D Max (P720) | T-Mobile Sidekick 4G (SGH-T839) | |
| RAM memory | 1GB LPDDR2 | 512MB |
| Internal storage | 8GB (5GB available) | 1GB (350MB available) |
| External storage | Until 32GB microSD, microSDHC (dedicated slot) | Until 32GB microSD, microSDHC (dedicated slot) |
📶 Mobile networks | ||
| LG Optimus 3D Max (P720) | T-Mobile Sidekick 4G (SGH-T839) | |
| Dual-SIM | Not supported | Not supported |
| SIM card | 1 slot (Single-SIM) Standard mini-SIM (2FF) | 1 slot (Single-SIM) Standard mini-SIM (2FF) |
| Maximum Download / Upload | 21/5.76 Mbps | 21/5.76 Mbps |
| Network technology | 2G, 3G | 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 850/2100 | UMTS 1700/2100 |
| Primary 4G network | Not supported | Not supported |
| Primary 5G network | Not supported | Not supported |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+ | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+ |
| 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 | ||
| LG Optimus 3D Max (P720) | T-Mobile Sidekick 4G (SGH-T839) | |
| Back camera (main camera) | (dual camera) 5 megapixels 5MP 3D AF | 3.1 megapixels |
| Main camera resolution | 2592x1944 pixels | 2048x1536 pixels |
| Video recording (primary) | Full HD (1920x1080) 30 fps | VGA (720x480) 30 fps |
| Flash | LED flash | 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 |
| Autofocus | Autofocus | Autofocus |
| Touch focus | Not supported | feature not registered |
| Image stabilization | EIS: Digital stabilization | feature not registered |
| Zoom | Only digital zoom | Only digital zoom |
| Face/smile detection | Face detection | 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 | ||
| LG Optimus 3D Max (P720) | T-Mobile Sidekick 4G (SGH-T839) | |
| Front camera (secondary) | 0.3 megapixels | 0.3 megapixels |
| Front camera resolution | 640x480 pixels | 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 | ||
| LG Optimus 3D Max (P720) | T-Mobile Sidekick 4G (SGH-T839) | |
| Loudspeaker | Supported | Supported |
| Active noise cancellation | 2 microphones or more | feature not registered |
| Radio | FM (RDS) | Not supported |
| TV | Not supported | Not supported |
| Video formats | MP4, DivX, XviD, H.264, H.263, WMV | MP4, H.264, H.263 |
| Audio formats | MP3, WAV, WMA, eAAC+ | MP3, WAV, eAAC+ |
🔌 Connectivity | ||
| LG Optimus 3D Max (P720) | T-Mobile Sidekick 4G (SGH-T839) | |
| USB | MicroUSB 2.0 | MicroUSB 2.0 |
| Audio output | 3.5mm jack | 3.5mm jack |
| TV output | Micro-B USB MHL | Not supported |
| Bluetooth | 3.0 + A2DP | 3.0 + A2DP |
| WiFi | 802.11 b/g/n [wifi4] (2.4GHz) | 802.11 b/g/n [wifi4] (2.4GHz) |
| DLNA | Supported | feature not registered |
| GPS | A-GPS, GeoTagging | A-GPS, GeoTagging |
| NFC | Supported | Not supported |
| Infrared port | Not supported | feature not registered |
🧭 Sensors | ||
| LG Optimus 3D Max (P720) | T-Mobile Sidekick 4G (SGH-T839) | |
| Sensors | Accelerometer Ambient light sensor Compass Gyroscope Proximity sensor | Accelerometer Ambient light sensor Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| LG Optimus 3D Max (P720) | T-Mobile Sidekick 4G (SGH-T839) | |
| Battery type | Li-Ion: lithium-ion (Removable) | Li-Ion: lithium-ion (Removable) |
| Battery capacity | 1520 mAh | 1500 mAh |
| Charger, watts | Wired charging | Wired charging |
| Inductive / wireless charging | feature not registered | feature not registered |
| Talk time autonomy | 3 hours | 6.5 hours |
| Standby | 330 hours (13.8 days) | 456 hours (19 days) |
➕ Other features | ||
| LG Optimus 3D Max (P720) | T-Mobile Sidekick 4G (SGH-T839) | |
| Call control | Voice dialing, Voice recorder, Voice commands | 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, Flash player | HTML, XHTML, Flash player |
| Antenna | Internal antenna | Internal antenna |
| Qwerty physical keyboard | Not supported | Retractable QWERTY keyboard |
| Miscellaneous | • Colors: Black • LG Optimus UI • 3D display with 600 nits brightness • 720p@30fps 3D video capture • WiFi hotspot • 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 | ||
| LG Optimus 3D Max (P720) | 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.) | 0.692W/kg (head), 0.836W/kg (body) | feature not registered |