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O2 XDA Exec vs ZTE Speed

 
Brief information about compared phones: O2 XDA Exec , ZTE Speed

O2 XDA Exec 2005 year of release. cpu Intel Bulverde 520 MHz. screen 3.6". with resolution 640x480. Smartphone has 0 megapixel front camera and 1 megapixel main camera .

ZTE Speed 2014 year of release. cpu Quad-core 1.2 GHz Cortex-A53. screen 4.5". with resolution 540x960. Smartphone has 2 megapixel front camera and 5 megapixel main camera .

Display Technology TFT TFT
Touchscreen resistive touchscreen capacitive touchscreen
Display colors 65K 16M
Screen size 3.6" inch 4.5" inch
Screen area 40.1 cm2 55.8 cm2
Screen format 4:3 (height:width) (height:width)
Screen to body ratio 39.0% 62.8%
Screen resolution 640 x 480 px 540 x 960 px
PPI /points per inch/ 222 PPI 245 PPI
Camera and Video Rear camera, main 1.3 MP, Single 5 MP, Single
Camera specs 1.3 MP 5 MP, AF
Functions LED flash, panorama, HDR
Video Yes Yes
Front camera, selfie 0.3 MP, Single 2 MP, Single
Specifications VGA videocall camera 2 MP
Performance Operating system OS Microsoft Windows Mobile 5.0 PocketPC Android 4.4.2 (KitKat)
Chipset Qualcomm MSM8916 Snapdragon 410 (28 nm)
Processor CPU Intel Bulverde 520 MHz Quad-core 1.2 GHz Cortex-A53
Graphics processor GPU Adreno 306
External memory SDIO/MMC microSD, up to 32 GB (dedicated slot)
Internal memory 64 MB RAM, 128 MB ROM 8 GB, 1 GB RAM
General specs Release date 2005, August 2014, December
Dimensions (HxWxD) 127 Х 81 Х 25 mm 134.6 Х 66 Х 10.2 mm
Weight 285 g 136.1 g
Colors Stylish black Black
Battery 1620 mAh,  Removable Li-Ion 2000 mAh,  Non-removable Li-Po
Approximate price 300 EUR 80 EUR
Battery life Stand by time- Up to 250 h Talking time- Up to 8 h Talking time- Up to 14 h (3G)
Communication and Connectivity SIM card Mini-SIM Micro-SIM
Network Show all network frequencies: -2G - GSM 900 / 1800 / 1900 Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 -3G - HSDPA -4G - LTE
Speed Yes, 384 kbps HSPA, LTE
GPRS Class 10 Yes
Edge No Yes
Wi-Fi Wi-Fi 802.11b Wi-Fi 802.11 b/g/n, hotspot
GPS No Yes, with A-GPS
NFC
USB miniUSB microUSB 2.0
Bluetooth 1.2 4.0, A2DP
Music and Audio Radio No FM radio
Headphone jack No Yes
Others Handwriting recognition
Other features Dop , Infrared port - Pocket Office -Voice memo -MP3/AAC player - Produced by HTC. Functionally identical to Qtek 9000 , i-mate JASJAR and T-Mobile MDA IV. Sensors Accelerometer, proximity - For Boost Mobile

An overview of the main advantages of each of the devices

Reasons to buy XDA Exec
  • Internal memory 128 GB
  • External memory SDIO/MMC GB
Reasons to buy Speed
  • External memory microSD GB