Blu Star 4.5 (S450a) vs ZTE Concord II
Side by side comparison between Blu Star 4.5 vs ZTE Concord II phones, differences, pros, cons and full specifications. What's the better?
,
4.5"
IPS
IPS
480x800
5
MP
MP
0.3mp
512MB
RAM
RAM
Quad-core
1700
mAh
mAh
(Removable)
vs
What's the better phone? Blu Star 4.5 (S450a)
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!
13 Advantages 
5 Advantages | 23 Common items in both devices |
| Until 32GB microSD, microSDHC |
| 16 million |
| 480x800 pixels |
| (back) 5MP |
| LED flash |
| Only digital zoom |
| Autofocus |
| +16 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 | ||
| Blu Star 4.5 (S450a) | ZTE Concord II | |
| Model | Star 4.5 (S450a) | Concord II |
| Other model names | Blu Star 4.5 Dual Sim S450a, Blu S450a | MetroPCS ZTE Concord 2 Z730, ZTE Z730 |
| Country or region available |  USA |  (Global, International) |
| Brand | Blu | ZTE |
| Release date | 10/1/2014 | 5/1/2014 |
| Depth | 9.1 millimeters (0.36 inches) | 11 millimeters (0.43 inches) |
| Size (width x height) | 64.3 x 127.7 millimeters (2.53 x 5.03 in) | 65 x 126 millimeters (2.56 x 4.96 in) |
| Weight | 133 grams (4.66 ounces) | 125 grams (4.38 ounces) |
| Build, materials | feature not registered | Plastic body, glass front |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| Blu Star 4.5 (S450a) | ZTE Concord II | |
| Display type | TFT IPS LCD | TFT LCD |
| Screen size | 4.5" inches | 4" inches |
| Screen-to-body ratio | ~70.2% (screen-to-body ratio) | ~55.6% (screen-to-body ratio) |
| Display resolution | 480x800 pixels | 480x800 pixels |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 207 PPI | 233 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Not supported | Gorilla Glass 2 |
| Refresh rate | feature not registered | 60Hz |
| Display features | feature not registered | Not supported |
🤖 Operating System | ||
| Blu Star 4.5 (S450a) | ZTE Concord II | |
| System version | Android 4.4.2 KitKat | Android 4.3 Jelly Bean |
| Firmware update | feature not registered | feature not registered |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| Blu Star 4.5 (S450a) | ZTE Concord II | |
| Chipset | 32bit: MediaTek MT6582 | 32bit: Qualcomm Snapdragon 200 (MSM8210) (28nm) |
| CPU | Quad-core, 1 processor: 4x 1.3GHz ARM Cortex-A7 (Quad-core) | Dual-core, 1 processor: 2x 1.2GHz ARM Cortex-A7 (Dual-core) |
| GPU graphical controller | ARM Mali-400 | Qualcomm Adreno 302 (400MHz) |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Blu Star 4.5 (S450a) | ZTE Concord II | |
| RAM memory | 512MB LPDDR2 | 1GB LPDDR2 |
| Internal storage | 4GB (2GB available) | 4GB (1.49GB available) eMMC 4.5 |
| External storage | Until 32GB microSD, microSDHC (dedicated slot) | Until 32GB microSD, microSDHC (dedicated slot) |
📶 Mobile networks | ||
| Blu Star 4.5 (S450a) | ZTE Concord II | |
| Dual-SIM | Dual-SIM Standby - Call active on one sim card (dedicated slot) | Not supported |
| SIM card | 2 slots (Dual-SIM) micro-SIM (3FF) | 1 slot (Single-SIM) micro-SIM (3FF) |
| Maximum Download / Upload | 21/5.76 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 | UMTS 850/1900 | UMTS 850/1900 |
| Primary 4G network | Not supported | Not supported |
| Primary 5G network | Not supported | Not supported |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+ | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+ |
| Secondary 2G network | GSM 850/900/1800/1900 | Not supported |
| Secondary 3G network | Not supported | Not supported |
| Secondary 4G network | Not supported | Not supported |
| Secondary data network | GPRS, EDGE | Not supported |
📷 Camera | ||
| Blu Star 4.5 (S450a) | ZTE Concord II | |
| Back camera (main camera) | 5 megapixels | 5 megapixels |
| Main camera resolution | 2592x1944 pixels | 2592x1944 pixels |
| Video recording (primary) | Full HD (1920x1080) 30 fps | HD (1280x720) |
| 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 | Autofocus | Autofocus |
| Touch focus | Supported | Supported |
| Image stabilization | feature not registered | EIS: Digital stabilization |
| Zoom | Only digital zoom | Only digital zoom |
| Face/smile detection | Face detection, Smile detection | Face detection |
| BSI sensor | Not supported | Not supported |
| HDR | HDR photo only main camera | Not supported |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| Blu Star 4.5 (S450a) | ZTE Concord II | |
| Front camera (secondary) | 0.3 megapixels | Not supported |
| Front camera resolution | 640x480 pixels | Not supported |
| Video recording (secondary) | VGA (640x480) | 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 | ||
| Blu Star 4.5 (S450a) | ZTE Concord II | |
| Loudspeaker | Supported | Supported |
| Active noise cancellation | Not supported | 1 microphone |
| Radio | FM | FM |
| TV | Not supported | Not supported |
| Video formats | MP4, H.264, H.263 | MP4, H.264, H.263, 3GP |
| Audio formats | MP3, WAV, eAAC+, FLAC | MP3, WAV, WMA, AAC+ |
🔌 Connectivity | ||
| Blu Star 4.5 (S450a) | ZTE Concord II | |
| USB | MicroUSB 2.0 | MicroUSB 2.0 |
| Audio output | 3.5mm jack | 3.5mm jack |
| TV output | Not supported | Not supported |
| Bluetooth | 4.0 + A2DP | 4.0 + A2DP |
| WiFi | 802.11 b/g/n [wifi4] (2.4GHz) WiFi Direct, hotspot | 802.11 b/g/n [wifi4] (2.4GHz) WiFi 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 | ||
| Blu Star 4.5 (S450a) | ZTE Concord II | |
| Sensors | Accelerometer Ambient light sensor Compass Proximity sensor | Accelerometer Ambient light sensor Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Blu Star 4.5 (S450a) | ZTE Concord II | |
| Battery type | Li-Ion: lithium-ion (Removable) | LiPo: li-ion polymer (Removable) |
| Battery capacity | 1700 mAh | 1820 mAh |
| Charger, watts | Wired charging | Wired charging |
| Inductive / wireless charging | feature not registered | Not supported |
| Talk time autonomy | 9 hours | 6 hours |
| Standby | 400 hours (16.7 days) | 250 hours (10.4 days) |
➕ Other features | ||
| Blu Star 4.5 (S450a) | ZTE Concord II | |
| 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 | Not supported |
| Ringtones | Polyphonic and customized | Polyphonic and customized |
| Web browser | HTML, XHTML, HTML5 | HTML, XHTML |
| Antenna | Internal antenna | Internal antenna |
| Qwerty physical keyboard | Not supported | Not supported |
| Miscellaneous | • Colors: Black, White, Blue, Pink • Screen protector included • Silicon Case included • BLU Infinite View technology | • Colors: Black • LED notification HAC M3/T3 Java framework |
☢️ Radiation rate | ||
| Blu Star 4.5 (S450a) | ZTE Concord II | |
| 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 |