Sharp Aquos K SHF31 vs TCL Flip 2
| Type | Clamshell | Clamshell |
| Waterproofness & dust-resistance | IPX5, IPX7 |  |
| Dimensions | 113.00 x 51.00 x 16.90 mm | 107.30 x 55.60 x 19.85 mm |
| Weight | 128.00 g | 140.00 g |
| Display size | 3.40" | 2.80" |
| Display | Color / TFT 16M colors 540 x 960 px (3.40") 322 ppi | Color / TFT 240 x 320 px (2.80") 143 ppi |
| Display protection |   | |
| Additional display | Mono / LCD | Color / TFT (1.44") |
| Protection of the secondary display | | |
| Talk time (max.) | 4G: 620 min. (10.3 h) | 4G: 840 min. (14.0 h) |
| Stand-by (max.) | 3G: 610 h. (25.4 days) 4G: 470 h. (19.6 days) | 3G: 348 h. (14.5 days) |
| Standard battery | Li-Ion 1410 mAhBuy powerbank
| Li-Ion 1850 mAhBuy powerbank
|
| Quick battery charging | | |
| Wireless battery charging | | |
| Internal memory | 8 GB | 8 GB |
| End-user memory | | 4 GB |
| RAM memory | 1 GB | 1 GB |
| Memory cards |  microSD, microSDHC up to 32 GBBuy memory card | microSD, microSDHC, microSDXC up to 128 GBBuy memory card |
| Operating system | Android 4.4 KitKat | AOSP |
| Processor | Qualcomm Snapdragon 400 8926 | MediaTek MT6739 |
| Processor clock | 1200 MHz | 1500 MHz |
| GPU | Adreno 305 | PowerVR GE8100 @570 MHz |
| Touchscreen | | |
| SAR (10g) | | 1,29 W/kg |
| DualSIM | | |
| SIM cards standard | SingleSIM(nanoSIM) | SingleSIM(nanoSIM) |
| Announced | 1Q 2015 | |
| Other names | - | 4058G |
| GSM frequencies | 850 900 1800 1900 | 850 900 1800 1900 |
| UMTS | 850 900 1900 2100 | 850 1700 1900 |
| LTE standard | | FDD LTE: 1900, 1700, 850, 700, 600 TDD LTE: 2500 |
| Standard 5G | | |
| CDMA | | |
| Standard TD-SCDMA | | |
| UMA | | |
CAMERAS - BACK
| First camera | | |
| Camera type | | Standard |
| Photo matrix | 13 Mpx | 2 Mpx |
| Resolution | 4128x3096 px | |
| Optical zoom | | |
| Flash | LED | |
| Dual-colour LED flash | | |
| Video resolution | 1920x1080 px | 854x480 px |
| Video formats | H.263, H.264, MPEG4 - 30 fps | H.264, H.265, MPEG4 |
| Additional | AF | FF |
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 | | 21.10 Mbit/s |
| HSUPA | | 5.76 Mbit/s |
| HSPA | | |
| HSPA+ | | |
| LTE DL | - | - |
| LTE UP | - | 51.00 Mbit/s |
| WIMAX+ | | |
| GPRS | | |
| EDGE | | |
| Bluetooth | v4.0 | v4.2 |
| A2DP Profile | | |
| HDMI | | |
| WiFi | v802.11 b/g/n | 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 Type-C |
| GPS | | |
| A-GPS | | |
| GLONASS | | |
| Beidou | | |
| Galileo | | |
| QZSS | | |
| NFC | | |
COMMUNICATION AND MESSAGING
| Call waiting | | |
| Conferency | | |
| Call forwarding | | |
| Push To Talk | | |
| Instant Messenger | | |
| SMS | | |
| EMS | | |
| MMS | | |
| Dictionary | XT9 | T9 |
| Swype | | |
| e-mail client | POP3, IMAP4, SMTP | POP3, IMAP4, SMTP |
| Hardware QWERTY keyboard | | |
| RSS Reader | | |
Multimedia
| Radio | | |
| MP3 | | |
| Stereo speakers | | |
| Audio Jack | 3.5 mm | 3.5 mm |
| HD Voice | | |
| Sound formats | AAC, AAC+, AMR, WAV, eAAC+ | AAC, AAC+, ALAC, AMR, AWB, FLAC, MID, OGG, OPUS, WAV, eAAC+ |
| Polyphony | | |
| Video ringtone | | |
| Ring composer | | |
| Games | | |
| Java | Dalvik | ART |
| 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 | | |