| General | Nikon D3 | Pentax K-3 |
|---|---|---|
| Brand | Nikon | Pentax |
| Model | D3 | K-3 |
| Successor Model | Nikon D3S | Pentax K-3 Mark II |
| MSRP | $1299 / £1099 body only, $1699 / £1449 with 18-135 WR lens, $1599 / £1399 for limited edition silver body | |
| Camera Type | Interchangeable Lens | Interchangeable Lens |
| Body Type | DSLR | DSLR |
| Video Capture |
| Sensor | Nikon D3 | Pentax K-3 |
|---|---|---|
| Sensor Type | CMOS | CMOS |
| Sensor Format | FX | |
| Sensor Size | Full Frame | APS-C |
| Sensor Dimensions | 36.0 x 23.9 mm | 23.5 x 15.6 mm |
| Total Pixels | 12.87 Megapixel | 24.71 Megapixel |
| Effective Pixels | 12.1 Megapixel | 23.35 Megapixel |
| Low Pass Filter | ||
| Native ISO Range | 200 - 6,400 | 100 - 51,200 |
| Boosted ISO Range | 100 - 25,600 |
| Photo | Nikon D3 | Pentax K-3 |
|---|---|---|
| Processor | EXPEED | PRIME III |
| Max Image Resolution | 4256 x 2832 | 6016 x 4000 |
| Other Resolutions | 3184 x 2120, 2128 x 1416 | 4608 x 3072, 3072 x 2048, 1920 x 1080 |
| Image Aspect Ratios | 5:4, 3:2 | 3:2 |
| Image File Format | JPEG, RAW | |
| JPEG Quality Levels | Fine, Normal, Basic | Best, better, good |
| Bit Depth | 12-Bit | 14-Bit |
| Timelapse Recording | ||
| White Balance | Auto, Incandescent, Fluorescent, Sunlight, Shade, Cloudy, Flash, Kelvin, Custom |
| Focus | Nikon D3 | Pentax K-3 |
|---|---|---|
| Autofocus Modes | Multi-area Selective single-point Single Continuous Live View | Multi-area Center Selective single-point Tracking Single Continuous Face Detection Live View |
| Lens Servo | Continuous-Servo AF, , Manual Focus, Single-Servo AF | |
| Number of Focus Points | 51 | 27 |
| Number of Cross-type Focus Points | 15 | 25 |
| Touch-to-Focus | ||
| Live View Autofocus | ||
| Animal Eye Detection | ||
| Vehicle Tracking Mode | ||
| Insect Tracking Mode | ||
| Contrast Detection for Autofocus | ||
| Phase Detection for Autofocus | ||
| Focusing Screen | BriteView Clear Matte VI - Type B |
| Optics | Nikon D3 | Pentax K-3 |
|---|---|---|
| Lens Mount | Nikon F | Pentax KAF2 |
| Crop Factor | 1x | 1.5x |
| Image Stabilization | Sensor Shift | |
| Digital Image Stabilization | ||
| Reflex Mirror | Quick-return type |
| Screen | Nikon D3 | Pentax K-3 |
|---|---|---|
| Screen Type | Fixed | Fixed |
| Screen Technology | TFT LCD | |
| Touch Screen | ||
| Screen Size | 3.0" | 3.2" |
| Screen Resolution | 922k dot | 1,037k dot |
| Top LCD Screen | ||
| Live View | ||
| Live Composition |
| Viewfinder | Nikon D3 | Pentax K-3 |
|---|---|---|
| Viewfinder | Optical (pentaprism) | Optical (pentaprism) |
| Viewfinder Coverage | 100% | 100% |
| Viewfinder Magnification | 0.70x | 0.95x |
| Viewfinder Magnification (35mm equivalent) | 0.70x | 0.63x |
| Diopter Adjustment | -2.5 to +1.5 | |
| Depth-of-field preview | When CPU lens is attached, lens aperture can be stopped down to value selected by user |
| Shutter | Nikon D3 | Pentax K-3 |
|---|---|---|
| Shutter Type | Electronically controlled vertical-travel focal-plane | |
| Min Shutter Speed | 30 sec | 30 sec |
| Max Shutter Speed (Mechanical or 1st Curtain) | 1/8000 sec | 1/8000 sec |
| Max Continuous Shooting | 11.0 fps | 8.3 fps |
| Mirror Lock Up |
| Flash | Nikon D3 | Pentax K-3 |
|---|---|---|
| Built-in Flash | ||
| Flash Modes | Front curtain Rear curtain Red-Eye Slow Sync | Auto on off red-eye slow sync slow sync + red-eye trailing curtain sync high speed wireless manual |
| Flash Range | 13.00 m at ISO 100 | |
| Max Flash Sync Speed | 1/250 sec | 1/180 sec |
| External Flash Connectivity | ||
| External Flash System | i-TTL Balanced fill-flash, standard i-TTL flash for digital SLR | |
| External Flash Connection | Hot Shoe, PC Terminal | Hot Shoe, PC Terminal, Wireless |
| Exposure | Nikon D3 | Pentax K-3 |
|---|---|---|
| Exposure Metering Modes | Multi Center-weighted Spot | |
| Exposure Modes | Manual, Shutter-priority, Aperture-priority, Program | |
| Metering Range | 0 to +20 EV | |
| Exposure Compensation | ±5 EV (1/3 EV, 1/2 EV increments) | ±5 EV (1/3 EV, 1/2 EV increments) |
| Exposure Bracketing | ±2 EV (2, 3, 5 shots at 1/3 EV, 1/2 EV increments) | |
| Exposure Lock | Luminosity locked at detected value with AE-L/AF-L button |
| DXO | Nikon D3 | Pentax K-3 |
|---|---|---|
| DxO Low Light ISO | 2290 | 1216 |
| DxO Color Depth | 23.5 | 23.7 |
| DxO Dynamic Range | 12.2 | 13.4 |
| DxO Overall Score | 81 | 80 |
| Video | Nikon D3 | Pentax K-3 |
|---|---|---|
| Internal Recording Modes | No | |
| Interval Recording | ||
| Video Formats | MPEG-4, H.264 | |
| Max Video Resolution | 1920 x 1080 | |
| Unlimited Video Recording | ||
| Recording Limit | 25 min |
| Terminals | Nikon D3 | Pentax K-3 |
|---|---|---|
| USB Speed | USB 2.0 (480 Mbit/sec) | USB 3.2 Gen 1x1 (5 GBit/sec) |
| HDMI Output | Mini | |
| Speaker | Mono | |
| Built-in Microphone | Mono | |
| Microphone Input | ||
| Headphone Output | ||
| Flash Sync Port |
| Connectivity | Nikon D3 | Pentax K-3 |
|---|---|---|
| Built-in GPS | ||
| Built-In Wi-Fi | Optional | |
| Built-In Bluetooth | ||
| Remote Control | optional, wired or wireless |
| Environmental | Nikon D3 | Pentax K-3 |
|---|---|---|
| Environmental Sealing | ||
| Operating Temperature | 32 to 104°F / 0 to 40°C | 14 to 104°F / -10 to 40°C |
| Operating Humidity | 0 to 85% |
| Physical | Nikon D3 | Pentax K-3 |
|---|---|---|
| Dimensions | 160 x 157 x 88 mm (6.3 x 6.18 x 3.46") | 131 x 100 x 77 mm (5.16 x 3.94 x 3.03") |
| Weight (inc. batteries) | 1300 g (2.87 lb / 45.86 oz) | 800 g (1.76 lb / 28.22 oz) |
| Box Dimensions (LxWxH) | 8.3 x 6.4 x 3.7" | |
| Package Weight | 3.1 lb |
| Power and Storage | Nikon D3 | Pentax K-3 |
|---|---|---|
| Battery Pack | D-LI90 | |
| Battery Life | 4300 shots | 560 shots |
| Internal Storage | ||
| External Storage | Dual Slot: CompactFlash (Type I/II, compliant with UDMA) | Dual Slot: SD/SDHC/SDXC (UHS-I) |
| Other | Nikon D3 | Pentax K-3 |
|---|---|---|
| Self Timer | 2 to 20 sec | 2 or 12 seconds |
| Orientation Sensor | ||
| Material of Construction | Magnesium Alloy | |
| Electronic Level Gauge |
For a full review please go to the review page: