Compare Onkyo receivers

AV Receivers TX-NR905 TX-SR875 TX-SR805 TX-SR705 TX-SR605 TX-SR505
High-Definition Features
Dolby® TrueHD, Dolby® Digital Plus yes yes yes yes yes  
DTS-HD® Master Audio, DTS-HD® High Resolution yes yes yes yes yes  
HDMI Version 1.3a 1.3a 1.3a 1.3a 1.3a pass-thru
HDMI Inputs/Outputs 4/2 4/1 3/1 3/1 2/1 2/1
Video Processing yes
(HQV Reon-VX)
yes
(HQV Reon-VX)
yes
(Faroudja DCDi Edge™)
yes
(Faroudja DCDi Edge™)
yes
(Faroudja DCDi Edge™)
yes
1080p Video Resolution yes yes yes yes yes yes
1080p Video Upscaling yes yes        
RIHD yes yes yes yes yes  
Amplifier Design
Dual Push-Pull Amplification yes yes yes      
High Current Low Impendance Drive yes yes yes yes yes yes
H.C.P.S. yes
(Toroidal)
yes yes yes yes yes
WRAT (Wide Range Amplifier Technology) yes yes yes yes yes yes
VLSC (Vector Linear Shaping Circuitry) yes
(For all channels)
yes
(For all channels)
       
Non-Scaling Configuration yes yes yes yes yes yes
192 kHZ/24-BIT Audio DACs Burr-Brown Burr-Brown Burr-Brown Cirrus Logic yes yes
All Discrete Output Stage Circuitry yes yes yes yes yes yes
Optimum Gain Volume Circuitry yes yes yes yes yes yes
Bi-Amping yes yes yes yes yes  
BTL (Bridget Transless or “Bridging”) yes yes        
Home Theatre/Network Features
THX™ Certified yes
(Ultra2)
yes
(Ultra2)
yes
(Ultra2)
yes
(Select2)
   
Room Calibration yes
(Audyssey MultEQ® XT)
yes
(Audyssey MultEQ® XT)
yes
(Audyssey MultEQ® XT)
yes
(Audyssey MultEQ® XT)
yes
(Audyssey 2EQ)
yes
(Audyssey 2EQ)
Network Connectivity yes
(Audyssey MultEQ® XT)
         
DTS®, DTS®-ES Discrete/Matrix, DTS® Neo:6, DTS® 96/24 yes
(Audyssey MultEQ® XT)
yes yes yes yes yes
Dolby® Digital, Dolby® Pro Logic® IIx, Dolby® Digital EX yes yes yes yes yes yes
HDMI Upconversion yes yes yes yes yes  
HDMI Switching yes yes yes yes yes yes
Component Video Upconversion yes yes yes yes yes  
Component Video Switching yes yes yes yes yes yes
Component Video Inputs/Output 3/1 3/1 3/1 3/1 3/1 3/1
32-Bit DSP Chip TI x 3 TI x 3 TI x 3 TI x 3 TI x 1 TI x 1
Zone 2 yes
(Audio/Video)
yes
(Audio/Video)
yes
(Audio)
yes
(Audio)
yes
(Audio)
 
Zone 3 yes
(Audio)
yes
(Audio)
yes
(Audio)
     
On-Screen Display yes yes yes yes yes  
Crossover Adjustment For F/C/S/SB yes yes yes yes yes yes
A/V Sync yes
(Up to 250 ms)
yes
(Up to 250 ms)
yes
(Up to 250 ms)
yes
(Up to 250 ms)
yes
(Up to 100 ms)
yes
(Up to 100 ms)
Multichannel inputs 7.1 7.1 7.1 7.1 7.1 7.1
Audio & A/V inputs 2.6 2.6 2.6 2.5 2.5 2.4
Front Panel Video Input yes yes yes yes yes yes
S-Video Inputs/Outputs 6/2 6/2 6/2 5/2 5/2 3/2
Digital Inputs 3 Optical/3 Coaxial 3 Optical/3 Coaxial 3 Optical/3 Coaxial 3 Optical/3 Coaxial 3 Optical/2 Coaxial 2 Optical/3 Coaxial
Digital Outputs 1 Optical 1 Optical 1 Optical 1 Optical    
USB Port yes          
Pre Outs 7 ch 7 ch 7 ch 7 ch    
Subwoofer Pre Out yes yes yes yes yes yes
Other Features
Phono Input yes yes yes yes    
Speaker A/B Drive yes          
Radio Tuning Internet/FM/AM FM/AM FM/AM FM/AM FM/AM FM/AM
Neural-THX® Surround Decoder yes yes yes yes    
Pure Audio Mode yes yes yes yes yes yes
IntelliVolume yes yes yes yes yes  
Tone Control 7.1 ch 7.1 ch 7.1 ch L/R L/R L/R
Dual Banana Plug-Compatible Speaker Posts yes
(Customized, gold-plated)
yes yes yes yes yes
(Except SP-B)
RS232, IR, & 12V Trigger Connectivity yes yes yes yes    
RI & iPOd Dock Connectivity yes yes yes yes yes yes
Color Silver or Black Silver or Black Silver or Black Silver or Black Silver or Black Silver or Black