Updated November 21st, 2016
Average
Price
Ultra HD
4K Discs
HDR-10Dolby
Vision
Dolby
Atmos
DTS-XHDMI
Version
3D
Blu-ray
4K
Netflix
4K
Amazon
4K
Vudu
VP9 +
HEVC

Mobile
Casting

Samsung K8500$317-$370YesYesNoYesYes2.0aYesYesYesYesYesAndroid
Philips BDP7501$249-$299YesYesNoYesYes2.0aYesYesNoNoYesAndroid
Panasonic UB900$649-$699YesYesNoYesYes2.0aYesYesYesNoYesAndroid
Oppo UDP-203TBAYesYesTBAYesYes2.0aYesNoNoNoYesTBA
Sony X1000ESTBAYesYesTBAYesYes2.0aYesTBATBATBAYesTBA
Xbox One S$299-$449YesYesNoSoonNo2.0a YesYesSoonSoonYesAndroid
Playstation 4 Pro$399-$449NoYesNoNoNo2.0a TBA*YesNoNoYesAndroid
Chromecast Ultra$69NoYesYesNoNo2.0aNoYesNoNoYesiOS/Android
Nvidia Shield$200-$250NoYesNoYesNo2.0aNoYesNoNoYesiOS/Android
Kaleidescape Strato$3,500-$4,500NoYesNoYesYes2.0aNoNoNoNoNoNo
Price4K DiscsHDR-10VisionAtmosDTS-XHDMI3D BluNetflixAmazonVuduCodecsCasting
Roku Ultra$129NoYesNoPassiveNo2.0aNoYesYesYesYesiOS/Android
Roku Premiere+$99NoYesNoPassiveNo2.0aNoYesYesYesYesiOS/Android
Roku Premiere$79NoNoNoPassiveNo2.0NoYesYesYesYesiOS/Android
Amazon Fire TV$99NoNoNoNoNo2.0NoYesYesNoYesiOS/Android
TiVo Bolt$199-$299NoNoNoNoNo2.0NoYesNoNoYesiOS/Android
Apple TV 4   (Not 4K)$149-199NoNoNoNoNo1.4bNoNoNoNoNo iOS

The chart will be updated as new devices are available or announced.

Content and features are not available on all platforms.  Product specs are from the latest models currently available.  Previous models may not have all of the same features.  Check with the providers for full details.

Your TV manufacturer may offer extra built-in apps or streaming options with the above services such as Dolby Vision or 4K.  

Roku Ultra adds an optical audio out which is recommended if you do not have a 4K capable receiver/amp.
Roku Premiere+ and other models do not have an optical output.
All 4K Roku models have passthrough Atmos capabilities.  A separate receiver/amp is required for decoding.

PS4 Pro marketing materials and announcements have not mentioned 3D Blu-ray.

Both Oppo and Sony have expressed interest in having Dolby Vision in their UHD players.  Nothing is confirmed.