LG Optimus 3D (P920) vs Motorola Moto G31 (128GB/4GB)
Side by side comparison between LG Optimus 3D vs Motorola Moto G31 phones, differences, pros, cons and full specifications. What's the better?
,
4.3"
TFT
TFT
480x800
5
MP
MP
0.3mp
512MB
RAM
RAM
Dual-core
1500
mAh
mAh
(Removable)
vs
6.4"
AMOLED
AMOLED
1080x2400
50
MP
MP
13mp
4GB
RAM
RAM
Octa-core
5000
mAh
mAh
(Non removable)
What's the better phone? Motorola Moto G31 (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!
4 Advantages 
27 Advantages | 21 Common items in both devices |
| Plastic body, glass front |
| 60Hz |
| 16 million |
| LED flash |
| Only digital zoom |
| Autofocus / PDAF: phase detection autofocus |
| EIS: Digital stabilization |
| +14 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 (P920) | Moto G31 (128GB/4GB) | |
| Model | Optimus 3D (P920) | Moto G31 (128GB/4GB) |
| Other model names | LG Optimus 3D, LG-P920, LGP920 | Lenovo Moto G31 XT2173-1, XT2173-2, XT2173-3 |
| Country or region available |   (Europe), (Global, International) | (Europe), (Global, International) |
| Brand | LG | Motorola |
| Release date | 6/17/2011 | 12/6/2021, Announced: 11/18/2021 |
| Depth | 11.9 millimeters (0.47 inches) | 8.6 millimeters (0.34 inches) |
| Size (width x height) | 68 x 128.8 millimeters (2.68 x 5.07 in) | 73.87 x 161.89 millimeters (2.91 x 6.37 in) |
| Weight | 168 grams (5.88 ounces) | 181 grams (6.34 ounces) |
| Build, materials | Plastic body, glass front | Plastic body, glass front |
| Protection against water and others | Not supported | Water repellent nano-coating (don't immerse) |
📲 Display | ||
| LG Optimus 3D (P920) | Moto G31 (128GB/4GB) | |
| Display type | TFT LCD | AMOLED |
| Screen size | 4.3" inches | 6.4" inches |
| Screen-to-body ratio | ~60.1% (screen-to-body ratio) | ~82.7% (screen-to-body ratio) |
| Display resolution | 480x800 pixels | 1080x2400 pixels (20:9) |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 217 PPI | 411 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Gorilla Glass | Not supported |
| Refresh rate | 60Hz | 60Hz |
| Display features | Not supported | Not supported |
🤖 Operating System | ||
| LG Optimus 3D (P920) | Moto G31 (128GB/4GB) | |
| System version | Android 2.2.2 Froyo | Android 11 |
| Firmware update | Android 4.0.1 Ice Cream Sandwich ICS | feature not registered |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| LG Optimus 3D (P920) | Moto G31 (128GB/4GB) | |
| Chipset | 32bit: Texas Instruments OMAP 4430 (45nm) | 64bit: MediaTek Helio G85 (12nm) |
| CPU | Dual-core, 1 processor: 2x 1GHz ARM Cortex-A9 (Dual-core) | Octa-core, 2 processors: 2x 2GHz ARM-Cortex-A75 (Dual-core) 6x 1.8GHz ARM-Cortex-A55 (Hexa-core) |
| GPU graphical controller | PowerVR SGX540 MP1 (365MHz) | ARM Mali-G52 MC2 (1GHz) |
| Performance (benchmark) | feature not registered | AnTuTu: 228765 (v9) |
💽 Memory and storage | ||
| LG Optimus 3D (P920) | Moto G31 (128GB/4GB) | |
| RAM memory | 512MB LPDDR2 | 4GB LPDDR4X |
| Internal storage | 8GB (5GB available) | 128GB (108GB available) eMMC 5.1 |
| External storage | Until 32GB microSD, microSDHC (dedicated slot) | Until 1TB microSD, microSDXC (hybrid slot/shares the same SIM-2 slot) |
📶 Mobile networks | ||
| LG Optimus 3D (P920) | Moto G31 (128GB/4GB) | |
| Dual-SIM | Not supported | Dual-SIM Standby - Call active on one sim card (hybrid slot/shares the same microSD slot) |
| SIM card | 1 slot (Single-SIM) Standard mini-SIM (2FF) | 2 slots (Dual-SIM) nano-SIM (4FF) |
| Maximum Download / Upload | 14.4/5.76 Mbps | 300/150 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 900/1900/2100 | UMTS 850/900/1700/1900/2100 |
| Primary 4G network | Not supported | LTE Cat7 (1, 2, 3, 5, 7, 8, 18, 19, 20, 26, 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 850/900/1700/1900/2100 |
| Secondary 4G network | Not supported | LTE Cat7 (1, 2, 3, 5, 7, 8, 18, 19, 20, 26, 28) TD-LTE (38, 40, 41) VoLTE |
| Secondary data network | Not supported | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A |
📷 Camera | ||
| LG Optimus 3D (P920) | Moto G31 (128GB/4GB) | |
| Back camera (main camera) | (dual camera) 5 megapixels 5MP 3D AF | (triple camera) 50 megapixels 8MP ultrawide f/2.2118°1/4"1.12µm 2MP macro f/2.4 |
| Main camera resolution | 2560x1920 pixels | 8160x6120 pixels |
| Video recording (primary) | Full HD (1920x1080) 30 fps | Full HD (1920x1080) 30 fps |
| Flash | LED flash | 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 | 0.64µm pixel |
| Autofocus | Autofocus | PDAF: phase detection autofocus |
| Touch focus | Supported | Supported |
| Image stabilization | EIS: Digital stabilization | EIS: Digital stabilization |
| Zoom | Only digital zoom | Only digital zoom |
| Face/smile detection | Face detection, Smile detection | Face detection, Smile detection |
| BSI sensor | Not supported | Supported |
| HDR | Not supported | HDR photo on both cameras |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| LG Optimus 3D (P920) | Moto G31 (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/2.2 (aperture) |
| Focal length | feature not registered | feature not registered |
| Sensor size | feature not registered | feature not registered |
| Pixel size | feature not registered | 1.12µm pixel |
🔉 Sound and multimedia | ||
| LG Optimus 3D (P920) | Moto G31 (128GB/4GB) | |
| Loudspeaker | Supported | Mono sound (not stereo) Dolby Atmos |
| Active noise cancellation | Not supported | 2 microphones or more |
| Radio | Not supported | FM |
| TV | Not supported | Not supported |
| Video formats | MP4, DivX, Xvid, H.264, H.263, WMV | MP4, H.265, H.264, H.263, XviD, MKV |
| Audio formats | MP3, WAV, WMA, eAAC+ | MP3, WAV, WMA, eAAC+, FLAC |
🔌 Connectivity | ||
| LG Optimus 3D (P920) | Moto G31 (128GB/4GB) | |
| USB | MicroUSB 2.0 | USB 2.0 Type-C reversible connector |
| Audio output | 3.5mm jack | 3.5mm jack |
| TV output | Micro HDMI Type D | Not supported |
| Bluetooth | 3.0 + A2DP | 5.0 + A2DP/LE |
| WiFi | 802.11 b/g/n [wifi4] (2.4GHz) | 802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) WiFi Direct, hotspot |
| DLNA | Supported | Not supported |
| GPS | A-GPS, GeoTagging | A-GPS, GeoTagging, GLONASS, GALILEO |
| NFC | Not supported | Not supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| LG Optimus 3D (P920) | Moto G31 (128GB/4GB) | |
| Sensors | Accelerometer Ambient light sensor Compass Gyroscope Proximity sensor | Accelerometer Ambient light sensor Compass Face unlock 2D Fingerprint sensor (side-mounted) Gyroscope Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| LG Optimus 3D (P920) | Moto G31 (128GB/4GB) | |
| Battery type | Li-Ion: lithium-ion (Removable) FL53HN | LiPo: li-ion polymer (Non removable) |
| Battery capacity | 1500 mAh | 5000 mAh |
| Charger, watts | Wired charging | 10W Wired charging |
| Inductive / wireless charging | Not supported | Not supported |
| Talk time autonomy | 4 hours | feature not registered |
| Standby | 96 hours (4 days) | feature not registered |
➕ Other features | ||
| LG Optimus 3D (P920) | Moto G31 (128GB/4GB) | |
| Call control | Voice dialing, Voice recorder, Voice commands | 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 | Not supported | Not supported |
| Miscellaneous | • Colors: Black, White • 3D display • 3MP 3D capture • 720p 30fps 3D video capture • LG Optimus UI 2.0 • HDMI 1.4 • WiFi hotspot • Java framework | • Colors: Mineral Grey, Baby Blue |
☢️ Radiation rate | ||
| LG Optimus 3D (P920) | Moto G31 (128GB/4GB) | |
| 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 |