Palm Treo Pro (850w) vs Alcatel OT-991D (Dual-sim)
Side by side comparison between Palm Treo Pro vs Alcatel OT-991 phones, differences, pros, cons and full specifications. What's the better?
,
vs
4"
TFT
TFT
320x480
3.1
MP
MP
0.3mp
256MB
RAM
RAM
Single-core
1500
mAh
mAh
(Removable)
What's the better phone? Alcatel OT-991D (Dual-sim)
The phonemore's choice is much more technical than personal. Therefore, you shouldn't only consider this. Our goal is to help you, but what's important to us may not be important to you. You decide which one is the best! Comment!
1 Advantage 
23 Advantages | 10 Common items in both devices |
| TFT LCD |
| Only digital zoom |
| 3G HSDPA |
| 1500 mAh |
| Li-Ion: lithium-ion (Removable) |
| Hands-free calling |
| Vibrating alert |
| +3 specs and more in the table below |
Check the comparison table below for more items that are not evaluated in comparison score above.
Highlight differences Clear highlight📱 Model features | ||
| Palm Treo Pro (850w) | Alcatel OT-991D (Dual-sim) | |
| Change model | ||
| Model | Treo Pro (850w) | OT-991D (Dual-sim) |
| Other model names | Palm Treo Pro 850w, HTC Panther | Alcatel One Touch 991D Dual-sim, Alcatel 991 |
| Country or region available | feature not registered | feature not registered |
| Brand | Palm | Alcatel |
| Release date | 9/2/2008 | 9/1/2012 |
| Depth | 13.5 millimeters (0.53 inches) | 10.8 millimeters (0.43 inches) |
| Size (width x height) | 60 x 114 millimeters (2.36 x 4.49 in) | 68 x 122 millimeters (2.68 x 4.8 in) |
| Weight | 133 grams (4.66 ounces) | 131 grams (4.59 ounces) |
| Build, materials | feature not registered | feature not registered |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| Palm Treo Pro (850w) | Alcatel OT-991D (Dual-sim) | |
| Display type | TFT LCD | TFT LCD |
| Screen size | 2.5" inches | 4" inches |
| Screen-to-body ratio | ~29.5% (screen-to-body ratio) | ~57.4% (screen-to-body ratio) |
| Display resolution | 320x320 pixels | 320x480 pixels |
| Touchscreen | Resistive Single touch 1-point | Capacitive Multitouch |
| Pixel density (dot pitch) | 181 PPI | 144 PPI |
| Colors | 65 thousand | 260 thousand |
| Scratch-resistant glass | Not supported | Not supported |
| Refresh rate | feature not registered | feature not registered |
| Display features | feature not registered | feature not registered |
🤖 Operating System | ||
| Palm Treo Pro (850w) | Alcatel OT-991D (Dual-sim) | |
| System version | Windows Mobile 6.1 Professional | Android 2.3.6 Gingerbread |
| Firmware update | feature not registered | feature not registered |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| Palm Treo Pro (850w) | Alcatel OT-991D (Dual-sim) | |
| Chipset | 32bit: Qualcomm MSM7201 | 32bit: MediaTek MT6573 |
| CPU | Single-core, 1 processor: 1x 400MHz ARM1136EJ-S (Single-core) | Single-core, 1 processor: 1x 800MHz ARM11 (Single-core) |
| GPU graphical controller | Qualcomm Adreno 130 | PowerVR SGX531 |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Palm Treo Pro (850w) | Alcatel OT-991D (Dual-sim) | |
| RAM memory | 128MB SDRAM | 256MB |
| Internal storage | 256MB (100MB available) | 512MB (150MB available) |
| External storage | Until 8GB microSD, microSDHC (dedicated slot) | Until 32GB microSD, microSDHC (dedicated slot) |
📶 Mobile networks | ||
| Palm Treo Pro (850w) | Alcatel OT-991D (Dual-sim) | |
| Dual-SIM | Not supported | Dual-SIM Standby - Call active on one sim card (dedicated slot) |
| SIM card | 1 slot (Single-SIM) Standard mini-SIM (2FF) | 2 slots (Dual-SIM) Standard mini-SIM (2FF) |
| Maximum Download / Upload | 3.6 Mbps | 7.2 Mbps |
| Network technology | 2G, 3G | 2G |
| Frequency, bands | Expand band details Collapse details | |
| GSM MHz band | Quad-Band 850/900/1800/1900 | Quad-Band 850/900/1800/1900 |
| Primary 2G network | GSM 850/900/1800/1900 | GSM 850/900/1800/1900 |
| Primary 3G network | UMTS 850/1900/2100 | Not supported |
| Primary 4G network | Not supported | Not supported |
| Primary 5G network | Not supported | Not supported |
| Primary data network | CSD, GPRS, EDGE, UMTS, HSDPA | GPRS, EDGE, UMTS, HSDPA |
| Secondary 2G network | Not supported | GSM 850/900/1800/1900 |
| Secondary 3G network | Not supported | Not supported |
| Secondary 4G network | Not supported | Not supported |
| Secondary data network | Not supported | GPRS, EDGE |
📷 Camera | ||
| Palm Treo Pro (850w) | Alcatel OT-991D (Dual-sim) | |
| Back camera (main camera) | 2 megapixels | 3.1 megapixels |
| Main camera resolution | 1600x1200 pixels | 2048x1536 pixels |
| Video recording (primary) | QVGA (320x240) 15 fps | VGA (720x480) 30 fps |
| Flash | Not supported | LED flash |
| Focal aperture | feature not registered | feature not registered |
| Focal length | feature not registered | feature not registered |
| Sensor size | feature not registered | feature not registered |
| Pixel size | feature not registered | feature not registered |
| Autofocus | Not supported | Not supported |
| Touch focus | feature not registered | feature not registered |
| Image stabilization | feature not registered | feature not registered |
| Zoom | Only digital zoom | Only digital zoom |
| Face/smile detection | feature not registered | feature not registered |
| BSI sensor | feature not registered | feature not registered |
| HDR | feature not registered | feature not registered |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| Palm Treo Pro (850w) | Alcatel OT-991D (Dual-sim) | |
| Front camera (secondary) | Not supported | 0.3 megapixels |
| Front camera resolution | Not supported | 640x480 pixels |
| Video recording (secondary) | Not supported | Not supported |
| Front flash | Not supported | Not supported |
| Focal aperture | feature not registered | feature not registered |
| Focal length | feature not registered | feature not registered |
| Sensor size | feature not registered | feature not registered |
| Pixel size | feature not registered | feature not registered |
🔉 Sound and multimedia | ||
| Palm Treo Pro (850w) | Alcatel OT-991D (Dual-sim) | |
| Loudspeaker | Supported | Supported |
| Active noise cancellation | feature not registered | feature not registered |
| Radio | Not supported | FM (RDS) |
| TV | Not supported | Not supported |
| Video formats | 3GP, MPEG4 | MP4, H.264 |
| Audio formats | MP3, AAC, WMA | MP3, WAV, WMA, AAC+ |
🔌 Connectivity | ||
| Palm Treo Pro (850w) | Alcatel OT-991D (Dual-sim) | |
| USB | MicroUSB 2.0 | MicroUSB 2.0 |
| Audio output | 3.5mm jack | 3.5mm jack |
| TV output | Not supported | Not supported |
| Bluetooth | 2.0 + A2DP | 4.0 + A2DP |
| WiFi | 802.11 b/g [wifi3] (2.4GHz) | 802.11 b/g/n [wifi4] (2.4GHz) |
| DLNA | feature not registered | feature not registered |
| GPS | A-GPS | A-GPS, GeoTagging |
| NFC | Not supported | Not supported |
| Infrared port | feature not registered | feature not registered |
🧭 Sensors | ||
| Palm Treo Pro (850w) | Alcatel OT-991D (Dual-sim) | |
| Sensors | Not supported | Accelerometer Compass Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Palm Treo Pro (850w) | Alcatel OT-991D (Dual-sim) | |
| Battery type | Li-Ion: lithium-ion (Removable) | Li-Ion: lithium-ion (Removable) |
| Battery capacity | 1500 mAh | 1500 mAh |
| Charger, watts | Wired charging | Wired charging |
| Inductive / wireless charging | feature not registered | feature not registered |
| Talk time autonomy | 5 hours | 10 hours |
| Standby | 250 hours (10.4 days) | 366.7 hours (15.3 days) |
➕ Other features | ||
| Palm Treo Pro (850w) | Alcatel OT-991D (Dual-sim) | |
| Call control | Voice recorder | Voice recorder |
| Messaging | SMS, MMS, E-mail | SMS (T9), MMS, E-mail, Push mail |
| Hands-free calling | Supported | Supported |
| Video calling | Not supported | Supported |
| Ringtones | Polyphonic and customized | Polyphonic and customized |
| Web browser | feature not registered | HTML, XHTML, Flash player |
| Antenna | Internal antenna | Internal antenna |
| Qwerty physical keyboard | Fixed QWERTY keyboard | Not supported |
| Miscellaneous | • Colors: Obsidian Java framework | • Colors: Black, White • HAC (M3/T3) • WiFi hotspot Java framework |
☢️ Radiation rate | ||
| Palm Treo Pro (850w) | Alcatel OT-991D (Dual-sim) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | feature not registered |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | feature not registered |