Nikon D810 price is $4999.95.
Nikon Powershot A810 Specifications :
Nikon D810
Type Digital single-lens reflex
Sensor 35.9 × 24 mm Full Frame FX format CMOS, 4.88 µm pixel size
Maximum resolution 7,360 × 4,912 (36.3 effective megapixels)
Lens Interchangeable, Nikon F-mount
Flash Manual pop-up with button release Guide number 12/39 (ISO 100, m/ft)
Shutter Electronically controlled vertical-travel focal-plane shutter
Shutter speed range 1/8000 to 30 s, bulb, X-sync at 1/250 s.
Exposure metering TTL 3D Color Matrix Metering III with a 91,000-pixel RGB sensor
Metering modes Matrix metering, center-weighted metering, spot metering
Focus areas Multi-CAM 3500FX 51-point AF
Focus modes Instant single-servo (AF-S); continuous-servo (AF-C); auto AF-S/AF-C selection (AF-A); manual (M)
Continuous shooting 5 frames per second; 6 per second in DX and 1.2× crop modes; 7 per second with battery grip in DX and 1.2× crop modes
Viewfinder Optical pentaprism, 100% coverage, approx. 0.70× magnification
ASA/ISO range 64–12800, extended mode 32 to 51200
Flash bracketing -3 to +3 EV in increments of 1/3, 1/2, 2/3, or 1 EV
Rear LCD monitor 3.2 inch, VGA resolution (921,600 pixels)
Storage CompactFlash (Type I, UDMA compliant) and Secure Digital (UHS-I compliant; SDHC, SDXC compatible and with Eye-Fi WLAN support)
Battery Nikon EN-EL15 rechargeable lithium-ion battery