HTC ChaCha vs Samsung SGH-i750
| Type | Bar (classic) | Slide |
| Dimensions | 114.40 x 64.60 x 10.70 mm | 106.90 x 52.00 x 22.00 mm |
| Weight | 120.00 g | 160.00 g |
| Display size | 2.60" | 2.40" |
| Display | Color / TFT 256k colors 480 x 320 px (2.60") 222 ppi | Color / TFT 64k colors 240 x 320 px (2.40") 167 ppi |
| Display protection | Corning Gorilla Glass Buy screen protector
 |  |
| Additional display | | |
| Protection of the secondary display | | |
| Talk time (max.) | 2G: 450 min. (7.5 h) 3G: 420 min. (7.0 h) | 2G: 240 min. (4.0 h) |
| Stand-by (max.) | 2G: 430 h. (17.9 days) 3G: 660 h. (27.5 days) | 2G: 240 h. (10.0 days) |
| Standard battery | Li-Ion 1250 mAhBuy powerbank
| Li-Ion 1100 mAhBuy powerbank
|
| Quick battery charging | | |
| Wireless battery charging | | |
| Internal memory | 512 MB | 51.3 MB |
| RAM memory | 512 MB |  |
| Memory cards |  microSD, microSDHC | microSD |
| Operating system | Android 2.3.3 Gingerbread | MS Windows Mobile 2003 Pocket PC |
| Interface | Sense | - |
| Processor | Qualcomm MSM7227 | Intel XScale PXA270 |
| Processor clock | 800 MHz | 416 MHz |
| GPU | Adreno 200 | - |
| Touchscreen | | |
| DualSIM | | |
| Announced | 2Q 2011 | 2Q 2006 |
| Other names | A810; A810e | - |
| GSM frequencies | 850 900 1800 1900 | 900 1800 1900 |
| UMTS | 900 2100 | |
| LTE standard | | |
| CDMA | | |
| Standard TD-SCDMA | | |
| UMA | | |
CAMERAS - BACK
| First camera | | |
| Photo matrix | 5 Mpx | 2 Mpx |
| Resolution | 2592x1944 px | 1600x1200 px |
| Optical zoom | | |
| Digital zoom | | 4x |
| Flash | 2x LED | LED |
| Dual-colour LED flash | | |
| Video resolution | | 240x320 px |
| Video formats | H.264, H.263 | MPEG4, H263, AMR |
| Additional | AF | - |
CAMERAS - FRONT
| First camera | | |
| Photo matrix | 0.3 Mpx | nd |
| Resolution | 640x480 px | nd |
| Optical zoom | | nd |
| Flash | | nd |
| Dual-colour LED flash | | nd |
| Video formats | H.264, H.263 | nd |
| Additional | FF | nd |
SENSORS
| Accelerometer | | |
| Proximity | | |
| Light | | |
| Magnetometer | | |
| Gyroscope | | |
| Barometer | | |
| Altimeter | | |
| Gravity | | |
| Hall-effect | | |
| Iris scanner | | |
| Fingerprint scanner | | |
| Thermometer | | |
| Hygrometer | | |
Data transfer
| xHTML | | |
| WAP | | v2.0 |
| HSCSD | | |
| HSDPA | 7.20 Mbit/s | |
| HSUPA | | |
| HSPA | | |
| HSPA+ | | |
| LTE DL | | |
| LTE UP | | |
| WIMAX+ | | |
| GPRS | | class 10 |
| EDGE | | class 10 |
| Bluetooth | v3.0 | v1.1 |
| A2DP Profile | | |
| HDMI | | |
| WiFi | v802.11 b/g/n | v802.11 b |
| WiFi frequencies | 2,4 GHz | 2,4 GHz |
| WiFi Direct | | |
| WiFi Display | | |
| DLNA | | |
| Miracast | | |
| WiFi hotspot | | |
| IrDA | | |
| USB | v2.0 | v1.1 |
| GPS | | |
| A-GPS | | |
| Beidou | | |
| NFC | | |
COMMUNICATION AND MESSAGING
| Call waiting | | |
| Conferency | | |
| Call forwarding | | |
| Push To Talk | | |
| Instant Messenger | | |
| SMS | | |
| EMS | | |
| MMS | | v1.2 |
| Dictionary | T9 | T9 |
| Swype | | |
| e-mail client | POp3, IMAP4, SMTP | POP3, SMTP, IMAP, SSL |
| 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, OGG, WAV, WMA, eAAC+ | AAC, AAC+, WAV, WMA |
| Polyphony | 64 voices | 64 voices |
| Video ringtone | | |
| Ring composer | | |
| Games | | |
| Java | Dalvik | 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 | | |