LG Quantum (C900K) vs Acer neoTouch P400
Side by side comparison between LG Quantum vs Acer neoTouch P400 phones, differences, pros, cons and full specifications. What's the better?
,
vs
3.2"
TFT
TFT
320x480
3.1
MP
MP
256MB
RAM
RAM
Single-core
1090
mAh
mAh
(Removable)
What's the better phone? LG Quantum (C900K)
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!
20 Advantages 
3 Advantages | 14 Common items in both devices |
| TFT LCD |
| Only digital zoom |
| Autofocus |
| Accelerometer |
| Compass |
| Li-Ion: lithium-ion (Removable) / LiPo: li-ion polymer (Removable) |
| Hands-free calling |
| +7 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 Quantum (C900K) | Acer neoTouch P400 | |
| Change model | ||
| Model | Quantum (C900K) | neoTouch P400 |
| Other model names | AT&T LG Quantum C900K, LG-C900K, LG Pacific | Acer P400 neoTouch XP.H4F0N.001, P400 B |
| Country or region available | feature not registered |  (Global, International) |
| Brand | LG | Acer |
| Release date | 11/9/2010 | 5/1/2010 |
| Depth | 15.2 millimeters (0.6 inches) | 12 millimeters (0.47 inches) |
| Size (width x height) | 59.5 x 119.5 millimeters (2.34 x 4.7 in) | 59.3 x 115 millimeters (2.33 x 4.53 in) |
| Weight | 176 grams (6.16 ounces) | 125 grams (4.38 ounces) |
| Build, materials | feature not registered | Plastic body, glass front |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| LG Quantum (C900K) | Acer neoTouch P400 | |
| Display type | TFT LCD | TFT LCD |
| Screen size | 3.5" inches | 3.2" inches |
| Screen-to-body ratio | ~49% (screen-to-body ratio) | ~44.7% (screen-to-body ratio) |
| Display resolution | 480x800 pixels | 320x480 pixels |
| Touchscreen | Capacitive Multitouch | Resistive Single touch 1-point |
| Pixel density (dot pitch) | 267 PPI | 180 PPI |
| Colors | 16 million | 65 thousand |
| Scratch-resistant glass | Not supported | Not supported |
| Refresh rate | feature not registered | 60Hz |
| Display features | feature not registered | Not supported |
🤖 Operating System | ||
| LG Quantum (C900K) | Acer neoTouch P400 | |
| System version | Windows Phone 7.0 | Windows Mobile 6.5.3 Professional |
| Firmware update | Windows Phone 7.5 Refresh Tango | feature not registered |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| LG Quantum (C900K) | Acer neoTouch P400 | |
| Chipset | 32bit: Qualcomm Snapdragon S1 QSD8650 | 32bit: Qualcomm Snapdragon S1 (MSM7227) (65nm) |
| CPU | Single-core, 1 processor: 1x 1GHz Scorpion (Single-core) | Single-core, 1 processor: 1x 600MHz ARM1136EJ-S (Single-core) |
| GPU graphical controller | Qualcomm Adreno 200 | Qualcomm Adreno 200 (133MHz) |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| LG Quantum (C900K) | Acer neoTouch P400 | |
| RAM memory | 512MB | 256MB LPDDR |
| Internal storage | 16GB | 512MB Flash (EEPROM) |
| External storage | Not supported | Until 32GB microSD, microSDHC (dedicated slot) |
📶 Mobile networks | ||
| LG Quantum (C900K) | Acer neoTouch P400 | |
| 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 | 7.2/2 Mbps | 3.6 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 850/1900/2100 | P400 version: UMTS 900/2100 P400 B version: UMTS 850/900/2100 |
| Primary 4G network | Not supported | Not supported |
| Primary 5G network | Not supported | Not supported |
| Primary data network | CSD, GPRS, EDGE, UMTS, HSDPA, HSUPA | CSD, GPRS, EDGE, UMTS, HSDPA |
| 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 Quantum (C900K) | Acer neoTouch P400 | |
| Back camera (main camera) | 5 megapixels | 3.1 megapixels |
| Main camera resolution | 2560x1920 pixels | 2048x1536 pixels |
| Video recording (primary) | HD (1280x720) 24 fps | HVGA (480x320) |
| 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 | Not supported |
| Image stabilization | feature not registered | Not supported |
| Zoom | Only digital zoom | Only digital zoom |
| Face/smile detection | feature not registered | Not supported |
| BSI sensor | Not supported | Not supported |
| HDR | Not supported | Not supported |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| LG Quantum (C900K) | Acer neoTouch P400 | |
| Front camera (secondary) | Not supported | Not supported |
| Front camera resolution | Not supported | Not supported |
| 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 Quantum (C900K) | Acer neoTouch P400 | |
| Loudspeaker | Supported | Supported |
| Active noise cancellation | Not supported | Not supported |
| Radio | FM (RDS) | FM |
| TV | Not supported | Not supported |
| Video formats | MP4, WMV | MP4, H.264, H.263, WMV |
| Audio formats | MP3, WAV, WMA, eAAC+ | MP3, WAV, WMA, eAAC+ |
🔌 Connectivity | ||
| LG Quantum (C900K) | Acer neoTouch P400 | |
| USB | MicroUSB 2.0 | MicroUSB 2.0 |
| Audio output | 3.5mm jack | 3.5mm jack |
| TV output | Not supported | Not supported |
| Bluetooth | 2.1 + A2DP | 2.1 + A2DP |
| WiFi | 802.11 b/g/n [wifi4] (2.4GHz) | 802.11 b/g [wifi3] (2.4GHz) |
| DLNA | Supported | Not supported |
| GPS | A-GPS, GeoTagging | A-GPS, GeoTagging |
| NFC | Not supported | Not supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| LG Quantum (C900K) | Acer neoTouch P400 | |
| Sensors | Accelerometer Ambient light sensor Compass Proximity sensor | Accelerometer Compass |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| LG Quantum (C900K) | Acer neoTouch P400 | |
| Battery type | Li-Ion: lithium-ion (Removable) | LiPo: li-ion polymer (Removable) |
| Battery capacity | 1500 mAh | 1090 mAh |
| Charger, watts | Wired charging | 5W Wired charging |
| Inductive / wireless charging | feature not registered | Not supported |
| Talk time autonomy | 7 hours | 5 hours |
| Standby | 350 hours (14.6 days) | 400 hours (16.7 days) |
➕ Other features | ||
| LG Quantum (C900K) | Acer neoTouch P400 | |
| Call control | Voice recorder | Voice recorder |
| Messaging | SMS (T9), MMS, E-mail, Push mail | SMS, MMS, E-mail |
| Hands-free calling | Supported | Supported |
| Video calling | Not supported | Not supported |
| Ringtones | Polyphonic and customized | Polyphonic and customized |
| Web browser | HTML, XHTML | WAP, HTML |
| Antenna | Internal antenna | Internal antenna |
| Qwerty physical keyboard | Retractable QWERTY keyboard | Not supported |
| Miscellaneous | • Colors: Black • Bing Maps | • Colors: Black • Pocket Office Java framework |
☢️ Radiation rate | ||
| LG Quantum (C900K) | Acer neoTouch P400 | |
| 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 |