Motorola Primus (XT621) vs BlackBerry Pearl 3G 9105
Side by side comparison between Motorola Primus vs BlackBerry Pearl 3G 9105 phones, differences, pros, cons and full specifications. What's the better?
,
vs
2.25"
TFT
TFT
360x400
3.1
MP
MP
256MB
RAM
RAM
Single-core
1150
mAh
mAh
(Removable)
What's the better phone? Motorola Primus (XT621)
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!
18 Advantages 
3 Advantages | 14 Common items in both devices |
| Until 32GB microSD, microSDHC |
| TFT LCD |
| LED flash |
| Only digital zoom |
| Ambient light sensor |
| Li-Ion: lithium-ion (Removable) |
| Hands-free calling |
| +7 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 | ||
| Motorola Primus (XT621) | BlackBerry Pearl 3G 9105 | |
| Change model | ||
| Model | Primus (XT621) | Pearl 3G 9105 |
| Other model names | Nextel Motorola Primus XT621, Motorola XT621 Primus | RIM BlackBerry Pearl 3G 9105, RIM Stratus |
| Country or region available |   (Global, International), (Latin America) | feature not registered |
| Brand | Motorola | BlackBerry |
| Release date | 1/1/2013 | 4/1/2010 |
| Depth | 12.3 millimeters (0.48 inches) | 13.3 millimeters (0.52 inches) |
| Size (width x height) | 60 x 119 millimeters (2.36 x 4.69 in) | 50 x 108 millimeters (1.97 x 4.25 in) |
| Weight | 145 grams (5.08 ounces) | 93 grams (3.26 ounces) |
| Build, materials | feature not registered | feature not registered |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| Motorola Primus (XT621) | BlackBerry Pearl 3G 9105 | |
| Display type | TFT LCD | TFT LCD |
| Screen size | 4" inches | 2.25" inches |
| Screen-to-body ratio | ~63.8% (screen-to-body ratio) | ~30.1% (screen-to-body ratio) |
| Display resolution | 480x800 pixels | 360x400 pixels |
| Touchscreen | Capacitive Multitouch | Not supported |
| Pixel density (dot pitch) | 233 PPI | 239 PPI |
| Colors | 16 million | 260 thousand |
| Scratch-resistant glass | Gorilla Glass | Not supported |
| Refresh rate | feature not registered | feature not registered |
| Display features | feature not registered | feature not registered |
🤖 Operating System | ||
| Motorola Primus (XT621) | BlackBerry Pearl 3G 9105 | |
| System version | Android 2.3.6 Gingerbread | BlackBerry OS 5.0 |
| Firmware update | feature not registered | BlackBerry OS 6.0 |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| Motorola Primus (XT621) | BlackBerry Pearl 3G 9105 | |
| Chipset | 32bit: Qualcomm Snapdragon S2 MSM8255T (45nm) | 32bit: Marvell PXA930 |
| CPU | Single-core, 1 processor: 1x 1.2GHz Scorpion (Single-core) | Single-core, 1 processor: 1x 624MHz Marvell Sheeva (Single-core) |
| GPU graphical controller | Qualcomm Adreno 205 | feature not registered |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Motorola Primus (XT621) | BlackBerry Pearl 3G 9105 | |
| RAM memory | 1GB LPDDR2 | 256MB SDRAM |
| Internal storage | 4GB (1GB available) | 256MB |
| External storage | Until 32GB microSD, microSDHC (dedicated slot) | Until 32GB microSD, microSDHC (dedicated slot) |
📶 Mobile networks | ||
| Motorola Primus (XT621) | BlackBerry Pearl 3G 9105 | |
| Dual-SIM | Not supported | Not supported |
| SIM card | 1 slot (Single-SIM) Standard mini-SIM (2FF) | 1 slot (Single-SIM) Standard mini-SIM (2FF) |
| Maximum Download / Upload | 7.2 Mbps | 3.6 Mbps |
| Network technology | 2G, 3G | 2G, 3G |
| 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 | iDEN 800 UMTS 2100/1900/1700 | UMTS 900/1700/2100 |
| Primary 4G network | Not supported | Not supported |
| Primary 5G network | Not supported | Not supported |
| Primary data network | iDEN, GPRS, EDGE, UMTS, HSDPA, HSUPA | GPRS, EDGE, UMTS, HSDPA |
| Secondary 2G network | Not supported | Not supported |
| Secondary 3G network | Not supported | Not supported |
| Secondary 4G network | Not supported | Not supported |
| Secondary data network | Not supported | Not supported |
📷 Camera | ||
| Motorola Primus (XT621) | BlackBerry Pearl 3G 9105 | |
| Back camera (main camera) | 5 megapixels | 3.1 megapixels |
| Main camera resolution | 2592x1944 pixels | 2048x1536 pixels |
| Video recording (primary) | HD (1280x720) 30 fps | QCIF (240x180) |
| Flash | LED flash | 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 | Autofocus |
| Touch focus | Supported | feature not registered |
| Image stabilization | Not supported | feature not registered |
| Zoom | Only digital zoom | Only digital zoom |
| Face/smile detection | Face detection, Smile detection | feature not registered |
| BSI sensor | Not supported | feature not registered |
| HDR | Not supported | feature not registered |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| Motorola Primus (XT621) | BlackBerry Pearl 3G 9105 | |
| Front camera (secondary) | Not supported | Not supported |
| Front camera resolution | Not supported | Not supported |
| 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 | ||
| Motorola Primus (XT621) | BlackBerry Pearl 3G 9105 | |
| Loudspeaker | Supported | Supported |
| Active noise cancellation | Not supported | feature not registered |
| Radio | FM | Not supported |
| TV | Not supported | Not supported |
| Video formats | MP4, H.264, H.263 | MP4, H.264, H.263, WMV |
| Audio formats | MP3, WAV, AAC+ | MP3, WAV, WMA, eAAC+ |
🔌 Connectivity | ||
| Motorola Primus (XT621) | BlackBerry Pearl 3G 9105 | |
| USB | MicroUSB 2.0 | MicroUSB 2.0 |
| Audio output | 3.5mm jack | 3.5mm jack |
| TV output | Not supported | Not supported |
| Bluetooth | 2.1 + A2DP | 2.1 + A2DP |
| WiFi | 802.11 b/g/n [wifi4] (2.4GHz) | 802.11 b/g/n [wifi4] (2.4GHz) |
| DLNA | Not supported | feature not registered |
| GPS | A-GPS, GeoTagging | A-GPS, GeoTagging |
| NFC | Not supported | Not supported |
| Infrared port | Not supported | feature not registered |
🧭 Sensors | ||
| Motorola Primus (XT621) | BlackBerry Pearl 3G 9105 | |
| Sensors | Accelerometer Ambient light sensor Proximity sensor | Ambient light sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Motorola Primus (XT621) | BlackBerry Pearl 3G 9105 | |
| Battery type | Li-Ion: lithium-ion (Removable) BP7X | Li-Ion: lithium-ion (Removable) |
| Battery capacity | 1860 mAh | 1150 mAh |
| Charger, watts | Wired charging | Wired charging |
| Inductive / wireless charging | feature not registered | feature not registered |
| Talk time autonomy | feature not registered | 5 hours |
| Standby | feature not registered | 312 hours (13 days) |
➕ Other features | ||
| Motorola Primus (XT621) | BlackBerry Pearl 3G 9105 | |
| Call control | Voice recorder | Voice dialing, Voice recorder |
| Messaging | SMS (T9), MMS, E-mail, Push mail | SMS, MMS, E-mail, Push mail |
| Hands-free calling | Supported | Supported |
| Video calling | Not supported | Not supported |
| Ringtones | Polyphonic and customized | Polyphonic and customized |
| Web browser | HTML, XHTML, Flash player | HTML, XHTML |
| Antenna | Internal antenna | Internal antenna |
| Qwerty physical keyboard | Not supported | Not supported |
| Miscellaneous | • Colors: Black • Push-to-Talk (PTT) • WiFi hotspot Java framework | • Colors: Black, Pink, Purple, White, Red • 2GB microSD included • Touch-sensitive optical trackpad • BlackBerry maps • UMA • HAC (M3) Java framework |
☢️ Radiation rate | ||
| Motorola Primus (XT621) | BlackBerry Pearl 3G 9105 | |
| SAR 1.6W/kg (USA, Mexico, etc.) | 1.23W/kg (head), 0.42W/kg (body) | feature not registered |
| SAR 2W/kg (Europe, UK, etc.) | 0.73W/kg (head), 0.31W/kg (body) | feature not registered |