Sony Ericsson Xperia X1 vs Sony Xperia J
| Type | Slide | Touch |
| Dimensions | 110.50 x 52.60 x 17.00 mm | 124.30 x 61.20 x 9.20 mm |
| Weight | 158.00 g | 124.00 g |
| Display size | 3.00" | 4.00" |
| Display | Color / TFT 64k colors 480 x 800 px (3.00") 311 ppi | Color / TFT 16M colors 480 x 854 px (4.00") 245 ppi |
| Display protection |   | Corning Gorilla Glass Buy screen protector
|
| Additional display | | |
| Protection of the secondary display | | |
| Talk time (max.) | 2G: 600 min. (10.0 h) 3G: 375 min. (6.3 h) | 2G: 336 min. (5.6 h) 3G: 438 min. (7.3 h) |
| Video talk time (max.) | 186 min. (3.1 h) | nd |
| Stand-by (max.) | 2G: 580 h. (24.2 days) 3G: 833 h. (34.7 days) | 2G: 607 h. (25.3 days) 3G: 618 h. (25.8 days) |
| Playback time (max.) | nd | Audio: 39,5 h (1.6 days) Video: 8,5 h (0.3 days) |
| Standard battery | Li-Po 1500 mAhBuy powerbank
| Li-Po 1750 mAhBuy powerbank
|
| Quick battery charging | | |
| Wireless battery charging | | |
| Internal memory | 400 MB | 4 GB |
| RAM memory | 256 MB | 512 MB |
| Memory cards |  microSD, microSDHC up to 32 GBBuy memory card | microSD, microSDHC up to 32 GBBuy memory card |
| Operating system | MS Windows Mobile 6.1 Pro | Android 4.0 Ice Cream Sandwich |
| Processor | Qualcomm MSM7200A | Qualcomm MSM7227A |
| Processor clock | 528 MHz | 1000 MHz |
| GPU | - | Adreno 200 enhanced |
| Touchscreen | | |
| SAR (10g) |  | 0,73 W/kg |
| DualSIM | | |
| Announced | 3Q 2008 | 4Q 2012 |
| Other names | Venus; Xperia X1i; Xperia X1a | ST26i; ST26a |
| GSM frequencies | 850 900 1800 1900 | 850 900 1800 1900 |
| UMTS | 900 1900 2100 | 900 2100 |
| LTE standard | | |
| CDMA | | |
| Standard TD-SCDMA | | |
| UMA | | |
CAMERAS - BACK
| First camera | | |
| Photo matrix | 3.2 Mpx | 5 Mpx |
| Resolution | 2048x1536 px | 2592x1944 px |
| Optical zoom | | |
| Digital zoom | | 4x |
| Flash | LED | LED |
| Dual-colour LED flash | | |
| Video resolution | 640x480 px | 640x480 px |
| Video formats | H.263, MPEG4 - 30 fps | H.263, H.264, MPEG4 |
| Additional | - | AF, EIS |
CAMERAS - FRONT
| First camera | | |
| Photo matrix | | 0.3 Mpx |
| Resolution | | 640x480 px |
| Optical zoom | | |
| Flash | | |
| Dual-colour LED flash | | |
| Video formats | H.263, MPEG4 - 30 fps | H.263, H.264, MPEG4 |
| Additional | - | - |
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 | 7.20 Mbit/s |
| HSUPA | 2.00 Mbit/s | 5.76 Mbit/s |
| HSPA | | |
| HSPA+ | | |
| LTE DL | | |
| LTE UP | | |
| WIMAX+ | | |
| GPRS | class 10 | |
| EDGE | class 10 | |
| Bluetooth | v2.0 EDR | v2.1 EDR |
| A2DP Profile | | |
| HDMI | | |
| WiFi | v802.11 b/g | v802.11 b/g/n |
| 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 | | |
| Beidou | | |
| NFC | | |
COMMUNICATION AND MESSAGING
| Call waiting | | |
| Conferency | | |
| Call forwarding | | |
| Push To Talk | | |
| Instant Messenger | | |
| SMS | | |
| EMS | | |
| MMS | | v1.0 + SMIL |
| Dictionary | T9 | T9 |
| Swype | | |
| e-mail client | POP3, IMAP4, SMTP | POP3, IMAP4, SMTP |
| Hardware QWERTY keyboard | | |
| RSS Reader | | |
Multimedia
| Radio | z RDS | z RDS |
| MP3 | | |
| Stereo speakers | | |
| Audio Jack | 3.5 mm | 3.5 mm |
| HD Voice | | |
| Sound formats | AAC, AAC+, WAV, WMA, eAAC+ | AAC, AAC+, AMR, OGG, WAV, eAAC+ |
| Polyphony | 72 voices | |
| Video ringtone | | |
| Ring composer | | |
| Games | | |
| Java | MIDP 2.0 3D | Dalvik |
| 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 | | |