Huawei Discovery Expedition D51 vs Dell Venue Pro
| Type | Bar (classic) | Slide |
| Dimensions | 114.50 x 50.50 x 16.00 mm | 121.60 x 64.40 x 14.90 mm |
| Weight | 106.00 g | 192.80 g |
| Display size | 2.40" | 4.10" |
| Display | Color / TFT 256k colors 240 x 320 px (2.40") 167 ppi | Color / AMOLED 16M colors 480 x 800 px (4.10") 228 ppi |
| Display protection | Corning Gorilla Glass Buy screen protector
 | Corning Gorilla Glass Buy screen protector
|
| Additional display |  | |
| Protection of the secondary display | | |
| Talk time (max.) |  | 2G: 180 min. (3.0 h) |
| Stand-by (max.) | | 2G: 336 h. (14.0 days) |
| Standard battery | Li-Ion 1000 mAhBuy powerbank
| Li-Ion 1400 mAhBuy powerbank
|
| Quick battery charging | | |
| Wireless battery charging | | |
| Internal memory | | 8 GB, 16 GB |
| RAM memory | | 512 MB |
| Memory cards |  microSD | |
| Operating system | - | MS Windows Phone 7 |
| Processor | Qualcomm QSC6270 | Qualcomm QSD8250 |
| Processor clock | - | 1000 MHz |
| GPU | - | Adreno 200 |
| Touchscreen | | |
| DualSIM | | |
| Announced | 4Q 2011 | |
| Other names | - | Lightning |
| GSM frequencies | 850 900 1800 1900 | 850 900 1800 1900 |
| UMTS | | 900 1700 2100 |
| LTE standard | | |
| CDMA | | |
| Standard TD-SCDMA | | |
| UMA | | |
CAMERAS - BACK
| First camera | | |
| Photo matrix | 2 Mpx | 5 Mpx |
| Resolution | 1600x1200 px | 2592x1944 px |
| Optical zoom | | |
| Flash | | LED |
| Dual-colour LED flash | | |
| Video resolution | | 1280x720 px |
| Video formats | | H.263, MPEG4 |
| Additional | - | AF |
CAMERAS - FRONT
SENSORS
| Accelerometer | | |
| Proximity | | |
| Light | | |
| Magnetometer | | |
| Gyroscope | | |
| Barometer | | |
| Altimeter | | |
| Gravity | | |
| Hall-effect | | |
| Iris scanner | | |
| Fingerprint scanner | | |
| Thermometer | | |
| Hygrometer | | |
Data transfer
| xHTML | | |
| WAP | v2.0 | v2.0 |
| HSCSD | | |
| HSDPA | | 7.20 Mbit/s |
| HSUPA | | 5.76 Mbit/s |
| HSPA | | |
| HSPA+ | | |
| LTE DL | | |
| LTE UP | | |
| WIMAX+ | | |
| GPRS | class 10 | class 10 |
| EDGE | | class 10 |
| Bluetooth | | v2.1 |
| A2DP Profile | | |
| HDMI | | |
| WiFi | | v802.11 b/g/n |
| WiFi frequencies | | 2,4 GHz |
| WiFi Direct | | |
| WiFi Display | | |
| DLNA | | |
| Miracast | | |
| WiFi hotspot | | |
| IrDA | | |
| USB | v2.0 | v2.0 |
| GPS | | |
| A-GPS | | |
| Beidou | | |
| NFC | | |
COMMUNICATION AND MESSAGING
| Call waiting | | |
| Conferency | | |
| Call forwarding | | |
| Push To Talk | | |
| Instant Messenger | | |
| SMS | | |
| EMS | | |
| MMS | | |
| Dictionary | T9 | OTHER |
| Swype | | |
| e-mail client | | POP3, IMAP4, SMTP |
| Hardware QWERTY keyboard | | |
| RSS Reader | | |
Multimedia
| Radio | | z RDS |
| MP3 | | |
| Stereo speakers | | |
| Audio Jack | | 3.5 mm |
| HD Voice | | |
| Sound formats | | AAC, AAC+, WAV, WMA, eAAC+ |
| Polyphony | | |
| Video ringtone | | |
| Ring composer | | |
| Games | | |
| Java | | |
| Videophone | | |
| DVB-H television | | |
| TV-Out | | |
PIM AND ADDITIONAL FUNCTIONS
| Watch | | |
| Stopwatch | | |
| Alarm | | |
| Calculator | | |
| Currency converter | | |
| Organizer | | |
| Calendar | | |
| Flight mode | | |
| SyncML | | |
| Data and fax | | |
| Screensaver | | |
| Themes | | |
| Interchangeable covers | | |
| Voice dial | | |
| Speakerphone | | |
| Recorder | | |
| Vibrations | | |