Main reason I bought my Kindle Fire HD over the Nexus 7 is because of it's great speakers. After rooting it and adding Google Play I think it's a pretty decent tablet. The speakers are loud and sound pretty good. I also the HP Touchpad and I'd say the are pretty similar.
Intel i5-2500K 4.0GHz, 16GB, ASUS P8Z68-V/GEN3, GTX 680, Intel 520 Series 180GB
Seasonic M12 700 watt, Cooler Master Cosmos S, Scythe Gentle Typhoon 120mm fans
Nexus 7 2013, Nexus 5, Nokia 521, iPad Mini w/retina, iPhone 5S, ASUS T100, Nook HD+, HP Touchpad