CAT B15 vs Blu Star 4.5 (S450i)
Side by side comparison between CAT B15 vs Blu Star 4.5 phones, differences, pros, cons and full specifications. What's the better?
,
4"
TFT
TFT
480x800
5
MP
MP
0.3mp
512MB
RAM
RAM
Dual-core
2000
mAh
mAh
(Removable)
vs
4.5"
IPS
IPS
480x800
5
MP
MP
0.3mp
512MB
RAM
RAM
Quad-core
1700
mAh
mAh
(Removable)
What's the better phone? Blu Star 4.5 (S450i)
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!
5 Advantages 
14 Advantages | 24 Common items in both devices |
| 512MB LPDDR2 |
| Until 32GB microSD, microSDHC |
| 16 million |
| 480x800 pixels |
| (back) 5MP |
| Only digital zoom |
| Autofocus |
| +17 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 | ||
| CAT B15 | Blu Star 4.5 (S450i) | |
| Change model | ||
| Model | CAT B15 | Star 4.5 (S450i) |
| Other model names | Caterpillar B15 Dual-sim | Blu Star 4.5 Dual Chip S450i, Blu S450i |
| Country or region available |  (Global, International) | (Global, International) |
| Brand | CAT | Blu |
| Release date | 3/1/2013 | 10/1/2014 |
| Depth | 15 millimeters (0.59 inches) | 9.1 millimeters (0.36 inches) |
| Size (width x height) | 69.5 x 125 millimeters (2.74 x 4.92 in) | 64.3 x 127.7 millimeters (2.53 x 5.03 in) |
| Weight | 170 grams (5.95 ounces) | 133 grams (4.66 ounces) |
| Build, materials | feature not registered | feature not registered |
| Protection against water and others | IP67 certified: dust proof and waterproof over 1 meter and 30min. MIL-STD-810G military certified: salt, dust, humidity, rain, vibration, solar radiation, transport and thermal shock resistant. | Not supported |
📲 Display | ||
| CAT B15 | Blu Star 4.5 (S450i) | |
| Display type | TFT LCD | TFT IPS LCD |
| Screen size | 4" inches | 4.5" inches |
| Screen-to-body ratio | ~52.4% (screen-to-body ratio) | ~70.2% (screen-to-body ratio) |
| Display resolution | 480x800 pixels | 480x800 pixels |
| Touchscreen | Capacitive Multitouch 2-points | Capacitive Multitouch |
| Pixel density (dot pitch) | 233 PPI | 207 PPI |
| Colors | 16 million | 16 million |
| 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 | ||
| CAT B15 | Blu Star 4.5 (S450i) | |
| System version | Android 4.1.2 Jelly Bean | Android 4.4.2 KitKat |
| Firmware update | feature not registered | feature not registered |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| CAT B15 | Blu Star 4.5 (S450i) | |
| Chipset | 32bit: MediaTek MT6577 | 32bit: MediaTek MT6582 |
| CPU | Dual-core, 1 processor: 2x 1GHz ARM Cortex-A9 (Dual-core) | Quad-core, 1 processor: 4x 1.3GHz ARM Cortex-A7 (Quad-core) |
| GPU graphical controller | PowerVR SGX531T | ARM Mali-400 |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| CAT B15 | Blu Star 4.5 (S450i) | |
| RAM memory | 512MB LPDDR2 | 512MB LPDDR2 |
| Internal storage | 4GB (2.49GB available) | 4GB (2GB available) |
| External storage | Until 32GB microSD, microSDHC (dedicated slot) | Until 32GB microSD, microSDHC (dedicated slot) |
📶 Mobile networks | ||
| CAT B15 | Blu Star 4.5 (S450i) | |
| Dual-SIM | Dual-SIM Standby - Call active on one sim card (dedicated slot) | Dual-SIM Standby - Call active on one sim card (dedicated slot) |
| SIM card | 2 slots (Dual-SIM) Standard mini-SIM (2FF) | 2 slots (Dual-SIM) micro-SIM (3FF) |
| Maximum Download / Upload | 7.2/5.76 Mbps | 21/5.76 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 | Latin America model: UMTS 850/1900 Europe/Africa model: UMTS 900/2100 | UMTS 850/2100 |
| Primary 4G network | Not supported | Not supported |
| Primary 5G network | Not supported | Not supported |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+ |
| Secondary 2G network | GSM 850/900/1800/1900 | GSM 850/900/1800/1900 |
| Secondary 3G network | Not supported | Not supported |
| Secondary 4G network | Not supported | Not supported |
| Secondary data network | GPRS, EDGE | GPRS, EDGE |
📷 Camera | ||
| CAT B15 | Blu Star 4.5 (S450i) | |
| Back camera (main camera) | 5 megapixels | 5 megapixels |
| Main camera resolution | 2592x1944 pixels | 2592x1944 pixels |
| Video recording (primary) | HD (1280x720) 30 fps | Full HD (1920x1080) 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 | Autofocus | Autofocus |
| Touch focus | Supported | Supported |
| Image stabilization | EIS: Digital stabilization | feature not registered |
| Zoom | Only digital zoom | Only digital zoom |
| Face/smile detection | Smile detection | Face detection, Smile detection |
| BSI sensor | Not supported | Not supported |
| HDR | HDR photo only main camera | HDR photo only main camera |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| CAT B15 | Blu Star 4.5 (S450i) | |
| Front camera (secondary) | 0.3 megapixels | 0.3 megapixels |
| Front camera resolution | 640x480 pixels | 640x480 pixels |
| Video recording (secondary) | VGA (640x480) | VGA (640x480) |
| 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 | ||
| CAT B15 | Blu Star 4.5 (S450i) | |
| Loudspeaker | Supported | Supported |
| Active noise cancellation | Not supported | Not supported |
| Radio | Not supported | FM |
| TV | Not supported | Not supported |
| Video formats | MP4, H.264, H.263 | MP4, H.264, H.263 |
| Audio formats | MP3, WAV, eAAC+ | MP3, WAV, eAAC+, FLAC |
🔌 Connectivity | ||
| CAT B15 | Blu Star 4.5 (S450i) | |
| USB | MicroUSB 2.0 | MicroUSB 2.0 |
| Audio output | 3.5mm jack | 3.5mm jack |
| TV output | Not supported | Not supported |
| Bluetooth | 3.0 + A2DP | 4.0 + A2DP |
| WiFi | 802.11 b/g/n [wifi4] (2.4GHz) | 802.11 b/g/n [wifi4] (2.4GHz) WiFi Direct, hotspot |
| DLNA | Not supported | Not supported |
| GPS | A-GPS, GeoTagging | A-GPS, GeoTagging |
| NFC | Not supported | Not supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| CAT B15 | Blu Star 4.5 (S450i) | |
| Sensors | Accelerometer Ambient light sensor Proximity sensor | Accelerometer Ambient light sensor Compass Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| CAT B15 | Blu Star 4.5 (S450i) | |
| Battery type | Li-Ion: lithium-ion (Removable) | Li-Ion: lithium-ion (Removable) |
| Battery capacity | 2000 mAh | 1700 mAh |
| Charger, watts | Wired charging | Wired charging |
| Inductive / wireless charging | feature not registered | feature not registered |
| Talk time autonomy | 16 hours | 9 hours |
| Standby | 456 hours (19 days) | 400 hours (16.7 days) |
➕ Other features | ||
| CAT B15 | Blu Star 4.5 (S450i) | |
| Call control | Voice dialing, Voice recorder | Voice dialing, Voice recorder |
| Messaging | SMS (T9), MMS, E-mail, Push mail | SMS (T9), MMS, E-mail, Push mail |
| Hands-free calling | Supported | Supported |
| Video calling | Supported | Supported |
| Ringtones | Polyphonic and customized | Polyphonic and customized |
| Web browser | HTML, XHTML | HTML, XHTML, HTML5 |
| Antenna | Internal antenna | Internal antenna |
| Qwerty physical keyboard | Not supported | Not supported |
| Miscellaneous | • Colors: Black • WiFi hotspot • Drop to concrete resistance from up to 1.8m • IP67 certified: dust and waterproof up to 1m for 30min • MIL-STD-810G certified: salt, dust, humidity, rain, vibration, solar radiation, transport and thermal shock resistant • Java framework | • Colors: Black, White, Blue, Pink • Screen protector included • Silicon Case included • BLU Infinite View technology |
☢️ Radiation rate | ||
| CAT B15 | Blu Star 4.5 (S450i) | |
| 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 |