Nikon D7000 vs Sony Alpha DSLR-A450

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D7000 compared with Alpha DSLR-A450

	NikonD7000	SonyAlpha DSLR-A450
Overview
Released
Released	October 2010	February 2010
Image and sensor
Camera type
Camera type	DSLR	DSLR
Sensor format
Sensor format	APS-C	APS-C
Sensor type
Sensor type	CMOS	Exmor CMOS
Sensor dimensions
Sensor dimensions	23.6 × 15.6 mm	23.4 × 15.6 mm
Effective resolution
Effective resolution	16.2 MP	14.2 MP
Largest image
Largest image	4928 × 3264	4592 × 3056
RAW recording
RAW recording	Yes	Yes
Standard ISO range
Standard ISO range	100–6400	200–12800
Sensor detail
Sensor detail	DX CMOS with 16.2 million effective and 16.9 million total pixels; Image Sensor Cleaning and Image Dust Off reference data for optional Capture NX 2	Approximately 14.6 million total pixels; RGB primary-colour filter; anti-static coating and sensor-shift dust reduction
Image formats
Image formats	12-bit or 14-bit NEF RAW, lossless-compressed or compressed; JPEG Fine/Normal/Basic with size-priority or optimal-quality compression; simultaneous RAW and JPEG; Picture Controls and in-camera NEF processing	JPEG, RAW and RAW+JPEG; Sony ARW 2.1; sRGB and Adobe RGB
ISO detail
ISO detail	Standard ISO 100–6400 in one-third or half stops; expansion up to Hi 2, ISO 25600 equivalent; automatic sensitivity control	–
Image processor
Image processor	EXPEED 2	BIONZ
Lens and shooting
Lens mount
Lens mount	Nikon F mount	Sony A-mount
Stabilisation
Stabilisation	Optical lens stabilisation	Sensor shift
Maximum continuous burst
Maximum continuous burst	6 fps	7 fps
Lens detail
Lens detail	Nikon F mount with AF coupling and contacts; body autofocus motor supports compatible AF lenses. Compatible non-CPU AI lenses support A/M exposure and metering when lens data are supplied; non-AI, IX and F3AF lenses excluded	–
Autofocus
Autofocus	Multi-CAM 4800DX phase-detection module, 39 points including nine cross-type; -1 to +19 EV at ISO 100, 20°C; AF fine-tuning, dynamic nine/21/39 points, 3D tracking and auto-area AF. Live view uses contrast AF with AF-S or AF-F and face/wide/normal/tracking areas	TTL phase detection with nine points and central cross sensor; EV 0–18 at ISO 100; single, automatic, continuous AF and manual focus; built-in flash AF illumination
Shutter
Shutter	Electronically controlled vertical-travel focal-plane shutter; 1/8000 to 30 seconds in half or one-third stops, Bulb and Time with optional ML-L3; tested to 150000 cycles; X-sync 1/250 second, up to 1/320 with reduced guide number	Electronically controlled focal-plane shutter; 30 seconds to 1/4000 second and Bulb; flash sync 1/160 second
Burst detail
Burst detail	High-speed approximately 6 fps; low-speed 1–5 fps; quiet release, mirror-up, interval timer, self-timer and optional ML-L3 remote modes; optional MB-D11 does not raise burst rate	Maximum approximately 7 fps in Speed Priority with focus and exposure fixed at the first frame; ordinary continuous shooting approximately 5 fps. Sony specifies up to 32 Fine JPEG, 14 RAW or seven RAW+JPEG frames, depending on card and conditions
Stabilisation detail
Stabilisation detail	Optical VR depends on the attached lens; no sensor-shift stabilisation	SteadyShot INSIDE sensor shift; current Sony specifications claim approximately 2.5–4 shutter-speed steps, depending on lens and conditions; DPReview's separate launch specification table gives 2.5–3.5 steps
Flash
Flash	Built-in pop-up i-TTL flash, guide number approximately 12 m at ISO 100, 20°C; commander mode and accessory shoe; Auto FP with compatible external Speedlights	Pop-up flash, guide number 12 m at ISO 100; ADI and pre-flash TTL; Sony Alpha accessory shoe
Exposure controls
Exposure controls	P/S/A/M, Auto and scene modes; U1/U2 custom presets; 2016-segment RGB matrix, centre-weighted and spot metering; ±5 EV compensation; exposure/flash, white-balance and Active D-Lighting bracketing	P/A/S/M and scene modes; 40-segment honeycomb SPC metering; ±2 EV in 0.3 EV steps; DRO and two-exposure Auto HDR, with exposure difference selectable up to 3 EV in 0.5 EV steps
Video
Highest video resolution
Highest video resolution	1920 × 1080 at 24 fps	–
Video detail
Video detail	Full HD 1920 × 1080 at 24p (23.976 fps), 1280 × 720 at 30p/25p/24p and 640 × 424 at 30p/25p depending on NTSC/PAL setting; approximately 20 minutes maximum; MOV H.264/MPEG-4 AVC with linear PCM audio. Photography Blog handling text incorrectly gives 1920 × 1280, MJPEG AVI and five-minute clips; own Nikon specification controls	No movie recording (PhotographyBlog); HDMI is for still-image playback
Audio
Audio	Built-in mono microphone; 3.5 mm external stereo microphone input with adjustable sensitivity	–
Screen and viewfinder
Viewfinder
Viewfinder	Optical	Optical
Screen size
Screen size	3″	2.7″
Screen dots
Screen dots	921,000	230,400
Touchscreen
Touchscreen	No	–
Tilting screen
Tilting screen	No	No
Display detail
Display detail	Fixed three-inch TFT with 921000 dots on current US specification, rounded to 920000 on Japan specification; 170° viewing angle; top status LCD and live-view display; dots count subpixels	Fixed Clear Photo LCD; dots count colour subpixels. Main-sensor Manual Focus Check Live View offers 7×/14× enlargement; no separate-sensor Quick AF Live View
Viewfinder detail
Viewfinder detail	Glass pentaprism, approximately 100% coverage and 0.94× magnification with 50mm f/1.4 at infinity; 19.5 mm eyepoint; grid display and depth-of-field preview	Pentamirror optical viewfinder, approximately 95% coverage and 0.83× magnification with a 50 mm lens at infinity
Connections and design
Battery life (maker's claim)
Battery life (maker's claim)	1050 photographs	1050 photographs
Body weight
Body weight	690 g	520 g (better)
Release detail
Release detail	Nikon Japan records actual first sale on 29 October 2010; global announcement dated 15 September describes a new mid-class DX line, so no direct D90 predecessor is inferred	Sony's original press release, reproduced in full by DPReview, specifies availability from the beginning of February 2010; month precision retained
Recording media
Recording media	Two SD/SDHC/SDXC slots; overflow, backup or RAW/JPEG split recording and card-to-card copying	Separate Memory Stick PRO Duo/PRO-HG Duo and SD/SDHC card slots
Ports
Ports	Hi-Speed USB, NTSC/PAL A/V output, mini HDMI Type C, 3.5 mm microphone input and accessory terminal for optional MC-DC2 remote or GP-1 GPS	USB 2.0 Hi-Speed, mini HDMI Type C and remote-release terminal
Wireless connections
Wireless connections	Optional ML-L3 infrared release; no built-in Wi-Fi or GPS	–
Battery life detail
Battery life detail	EN-EL15 lithium-ion battery; approximately 1050 shots per charge under CIPA conditions according to current Nikon USA specification; optional MB-D11 accepts one EN-EL15 or six AA cells	NP-FM500H; approximately 1,050 photographs using optical viewfinder under maker CIPA conditions
Charging
Charging	External MH-25 charger; optional EH-5a mains adapter and EP-5B power connector	–
Dimensions
Dimensions	Approximately 132 × 105 × 77 mm	Approximately 137 × 104 × 81 mm (width × height × depth, excluding protrusions)
Weight detail
Weight detail	Approximately 690 g body only; 780 g with battery and SD memory card, excluding body cap	Approximately 520 g without battery, memory card or accessories (Sony Asia specifications)
Materials
Materials	Magnesium-alloy top and rear covers; body joints sealed against dust and moisture	–
Colours
Colours	Black	–
In the box
In the box	EN-EL15, MH-25, UC-E4 USB cable, EG-D2 A/V cable, AN-DC1 strap, BM-11 LCD cover, BF-1B body cap, BS-1 shoe cover, DK-5 eyepiece cap, DK-21 eyecup and ViewNX 2 CD-ROM	–