Kimovil - Compare price, specs, reviews and benchmarks for smartphones and tablets.
GPUBoss - Researching the perfect graphics card for your next gaming rig can be a time consuming process.
GSMArena - GSMArena is an online site that offers exhaustive and up and coming cell phone data.
Productz.com - Crowdsourced products database
PhoneRocket - Choosing which new cell phone to purchase can be a troublesome choice.
vsChart.com - With vsChart.com you can compare products and a lot more.