Sony Xperia Z4 vs Sony Xperia Z2
| Type | Touch | Touch |
| Waterproofness & dust-resistance | IP65, IP68 | IP55, IP58 |
| Dimensions | 146.00 x 72.00 x 6.90 mm | 146.80 x 73.30 x 8.20 mm |
| Weight | 144.00 g | 163.00 g |
| Display size | 5.20" | 5.20" |
| Display | Color / IPS TFT 16M colors 1080 x 1920 px (5.20") 424 ppi | Color / IPS TFT 16M colors 1080 x 1920 px (5.20") 424 ppi |
| Display protection |   | |
| Additional display | | |
| Protection of the secondary display | | |
| Talk time (max.) |  | 2G: 900 min. (15.0 h) 3G: 1140 min. (19.0 h) |
| Stand-by (max.) | | 2G: 690 h. (28.8 days) 3G: 740 h. (30.8 days) 4G: 640 h. (26.7 days) |
| Playback time (max.) | nd | Audio: 120 h (5.0 days) Video: 10 h (0.4 days) |
| Standard battery | Li-Ion 2930 mAhBuy powerbank
| Li-Ion 3200 mAhBuy powerbank
|
| Quick battery charging | | |
| Wireless battery charging | | |
| Internal memory | 32 GB | 16 GB |
| End-user memory | | 12 GB |
| RAM memory | 3 GB | 3 GB |
| Memory cards |  microSD, microSDHC, microSDXC up to 128 GBBuy memory card | microSD, microSDHC, microSDXC up to 64 GBBuy memory card |
| Operating system | Android 5.0 Lollipop | Android 4.4 Kitkat |
| Processor | Qualcomm Snapdragon 810 8994 | Qualcomm Snapdragon 801 8974AB |
| Processor clock | 2000 MHz | 2300 MHz |
| GPU | Adreno 430 @650 MHz | Adreno 330 @578 MHz |
| Touchscreen | | |
| SAR (10g) | | 0,375 W/kg |
| DualSIM | | |
| SIM cards standard | | SingleSIM(microSIM) |
| Announced | 2Q 2015 | 1Q 2014 |
| Other names | SO-03G | D6502; D6503; D6543 |
| GSM frequencies | 850 900 1800 1900 | 850 900 1800 1900 |
| UMTS | 850 900 1900 2100 | 850 900 1900 2100 |
| LTE standard | FDD LTE: 2100, 1800, 1500, 800, 700 | |
| CDMA | | |
| Standard TD-SCDMA | | |
| UMA | | |
CAMERAS - BACK
| First camera | | |
| Photo sensor model | | Sony IMX220 |
| Photo matrix | 20.7 Mpx | 20.7 Mpx |
| Resolution | 5248x3936 px | 5248x3936 px |
| Optical zoom | | |
| Digital zoom | | 8x |
| Flash | LED | LED |
| Dual-colour LED flash | | |
| Video resolution | 3840x2160 px | 3840x2160 px |
| Video formats | H.263, H.264, MPEG4 | H.263, H.264, MPEG4 |
| Additional | AF, OIS | AF, EIS |
CAMERAS - FRONT
| First camera | | |
| Photo sensor model | | Sony IMX132 |
| Photo matrix | 5.1 Mpx | 2.2 Mpx |
| Resolution | 2592x1944 px | 1600x1200 px |
| Optical zoom | | |
| Flash | | |
| Dual-colour LED flash | | |
| Video formats | H.263, H.264, MPEG4 | H.263, H.264, MPEG4 |
| Additional | FF, EIS | FF |
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 | 42.20 Mbit/s | 42.00 Mbit/s |
| HSUPA | 5.76 Mbit/s | 5.76 Mbit/s |
| HSPA | | |
| HSPA+ | | |
| LTE DL | - | |
| LTE UP | 51.00 Mbit/s | |
| WIMAX+ | | |
| GPRS | class 12 | class 12 |
| EDGE | | class 12 |
| Bluetooth | v4.1 | v4.0 LE |
| A2DP Profile | | |
| HDMI | | |
| WiFi | v802.11 a/b/g/n/ac | v802.11 a/b/g/n/ac |
| WiFi frequencies | 2,4 GHz; 5 GHz | 2,4 GHz; 5 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 | | vv1.0 + SMIL |
| Dictionary | XT9 | XT9 |
| Swype | | |
| e-mail client | POP3, IMPA4, SMTP | 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 | AAC, AAC+, AMR, WAV, eAAC+ | 3GA, AAC, AMR, AWB, FLAC, IMY, M4A, MID, MIDI, MXMF, OGA, OGG, OTA, RTTTL, RTX, WAV, WMA, XMF |
| Polyphony | 64 voices | 64 voices |
| Video ringtone | | |
| Ring composer | | |
| Games | | |
| Java | ART | 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 | | |