Nokia Asha 503 vs Nokia X6
| Type | Touch | Touch |
| Dimensions | 102.60 x 60.60 x 12.70 mm | 111.00 x 51.00 x 13.80 mm |
| Weight | 110.20 g | 122.00 g |
| Display size | 3.00" | 3.20" |
| Display | Color / TFT 256k colors 240 x 320 px (3.00") 133 ppi | Color / TFT 16M colors 360 x 640 px (3.20") 229 ppi |
| Display protection |   | Corning Gorilla Glass Buy screen protector
|
| Additional display | | |
| Protection of the secondary display | | |
| Talk time (max.) | 2G: 720 min. (12.0 h) 3G: 270 min. (4.5 h) | 2G: 480 min. (8.0 h) 3G: 300 min. (5.0 h) |
| Video talk time (max.) | nd | 180 min. (3.0 h) |
| Stand-by (max.) | 3G: 840 h. (35.0 days) | 2G: 406 h. (16.9 days) 3G: 400 h. (16.7 days) |
| Playback time (max.) | nd | Audio: 35 h (1.5 days) Video: 4 h (0.2 days) |
| Standard battery | Li-Ion 1200 mAhBuy powerbank
| Li-Ion 1320 mAhBuy powerbank
|
| Quick battery charging | | |
| Wireless battery charging | | |
| Phonebook memory | 4000 places |  |
| Internal memory | | 32 GB |
| RAM memory | 128 MB | |
| Memory cards |  microSD, microSDHC up to 32 GBBuy memory card | |
| Operating system | Nokia Asha 1.2 | Symbian 9.4 |
| Interface | - | Series 60 5th Edition |
| Processor clock | - | 434 MHz |
| Touchscreen | | |
| SAR (10g) | | 1,11 W/kg |
| DualSIM | | |
| SIM cards standard | SingleSIM(microSIM) | |
| Announced | 4Q 2013 | 4Q 2009 |
| Other names | - | - |
| GSM frequencies | 850 900 1800 1900 | 850 900 1800 1900 |
| UMTS | 900 2100 | 1900 2100 |
| LTE standard | | |
| CDMA | | |
| Standard TD-SCDMA | | |
| UMA | | |
CAMERAS - BACK
| First camera | | |
| Photo matrix | 5 Mpx | 5 Mpx |
| Resolution | 2592x1944 px | 2592x1944 px |
| Optical zoom | | |
| Digital zoom | 3x | 4x |
| Flash | LED | 2x LED |
| Dual-colour LED flash | | |
| Video resolution | 320x240 px | 640x480 px |
| Video formats | MPEG4, H.263, H.264 - 15 fps | MPEG4, H.263 - 30 fps |
| Additional | - | AF |
CAMERAS - FRONT
| First camera | | |
| Optical zoom | nd | |
| Flash | nd | |
| Dual-colour LED flash | nd | |
| Video formats | nd | MPEG4, H.263 - 30 fps |
| Additional | nd | - |
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 | 3.60 Mbit/s |
| HSUPA | 5.76 Mbit/s | |
| HSPA | | |
| HSPA+ | | |
| LTE DL | | |
| LTE UP | | |
| WIMAX+ | | |
| GPRS | | class 32 |
| EDGE | | class 32 |
| Bluetooth | v3.0 | v2.0 EDR |
| A2DP Profile | | |
| HDMI | | |
| WiFi | v802.11 b/g/n | v802.11 b/g |
| WiFi frequencies | 2,4 GHz | 2,4 GHz |
| WiFi Direct | | |
| WiFi Display | | |
| DLNA | | |
| Miracast | | |
| WiFi hotspot | | |
| IrDA | | |
| USB | v2.0 | v2.0 |
| GPS | | |
| A-GPS | | |
| GLONASS | | |
| Beidou | | |
| NFC | | |
COMMUNICATION AND MESSAGING
| Call waiting | | |
| Conferency | | |
| Call forwarding | | |
| Push To Talk | | |
| Instant Messenger | | |
| SMS | | |
| EMS | | |
| MMS | | v1.3 |
| Dictionary | XT9 | T9 |
| Swype | | |
| e-mail client | POP3, IMAP4, SMTP, IMAPS | POP3, IMAP4, SMTP |
| Hardware QWERTY keyboard | | |
| RSS Reader | | |
Multimedia
| Radio | | z RDS |
| MP3 | | |
| Stereo speakers | | 2 |
| Audio Jack | 3.5 mm | 3.5 mm |
| HD Voice | | |
| Sound formats | 3GP, AAC, AMR, MIDI, MP4 | AAC, AAC+, WMA, eAAC+ |
| Polyphony | 32 voices | 64 voices |
| Video ringtone | | |
| Ring composer | | |
| Games | | |
| Java | MIDP 2.1 | MIDP 2.0 |
| 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 | | |