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Sony Cyber-shot DSC-H400 vs Sony Cyber-shot DSC-P20

Every spec side by side, from each maker's published figures.

Better figure, where one is clearly better

SonyCyber-shot DSC-H400SonyCyber-shot DSC-P20
Overview
Released20142001
Image and sensor
Camera typeBridgeCompact
Sensor format1/2.3-type1/2.7-type
Sensor typeSuper HAD CCDCCD
Effective resolution20.1 MP1.11 MP
Largest image5152 × 38641216 × 912
RAW recordingNoNo
Standard ISO range80–3200100–400
Sensor detail1/2.3-type CCD with 20.4 million total photosites; optical format is not a physical dimension1/2.7-type interlaced primary-colour CCD, 1.30 million total and 1.11 million effective photosites; optical format designation is not physical sensor width
Image formatsJPEG (DCF, Exif and MPF Baseline); Sweep Panorama stitches multiple exposures separately from sensor resolutionJPEG, uncompressed TIFF, GIF for Text and Clip Motion; TIFF is not sensor RAW
Image processor–12-bit DXP analogue-to-digital conversion
Lens and shooting
Built-in lens24.5–1550 mm equivalent42 mm equivalent
Maximum aperturef/3.4–6.5f/4.5
Optical zoom63×1×
StabilisationOptical lens stabilisation–
Maximum continuous burst0.71 fps–
Lens detailSony lens, actual 4.4–277 mm; 24.5–1550 mm equivalent for stills. Movie equivalents 32.1–2029 mm at 16:9 or 29.2–1849 mm at 4:3. 55 mm filter diameter; not a ZEISS lensFixed 6.00 mm lens, 42 mm equivalent, F4.5; 3× precision digital zoom is not optical zoom. Normal focus range 0.6 m–infinity; mechanical macro setting approximately 15–19 cm in exact English manual, compared with 15–20 cm rounded in Japanese announcement
AutofocusMulti-point, centre, spot, tracking and face-tracking autofocus; AF illuminator. Published minimum distance approximately 1 cm wide or 3.5 m telephotoFixed-focus/panfocus lens with a separate mechanical macro switch; no autofocus or motorised focusing (exact manual and ASCII hands-on review)
ShutterIntelligent Auto 2–1/2000 second, Program 1–1/2000, Manual 30–1/2000–
Burst detailApproximately 0.71 fps at maximum still resolution, up to 100 frames–
Stabilisation detailOptical SteadyShot; optical zoom available during movie recording–
FlashBuilt-in pop-up flash; ISO Auto range approximately 0.4–8.8 m wide or 3.5–4.6 m telephoto. Advanced Flash increases sensitivity; no external flash connectionBuilt-in flash, approximately 0.7–2.0 m at ISO Auto; Auto, forced, off and red-eye reduction
Exposure controlsIntelligent Auto, Easy, Program, aperture priority, shutter priority, Manual, Sweep Panorama, scene selection and picture effects; ±2 EV in 1/3 EV steps; manual exposure offers F3.4 or F8.1 at maximum wide angle, F6.5 or F8.0 at maximum telephoto, rather than a continuous aperture rangeAutomatic exposure with ±2 EV in 1/3 EV steps; Twilight mode. White balance Auto, Indoor, Outdoor or Hold; spot metering selectable
Video
Highest video resolution1280 × 720 at 30 fps320 × 240
Video detailMP4 MPEG-4 AVC/H.264, 1280×720 at 30 progressive fps in Fine or Standard quality; VGA at 30 fps. No 1080p recording; Fine approximately 9 Mbps, Standard 6 Mbps, VGA 3 Mbps. General continuous recording limit approximately 29 minutes; 720p Fine approximately 15 minutes due to 2 GB file limit. HD movies require a memory cardSilent MPEG-1 at 320×240 Presentation or 160×112 Video Mail; 128 MB Memory Stick holds approximately 22 minutes 40 seconds or 90 minutes respectively. Frame rate unpublished in exact maker documents read; not inferred from copied database tables
AudioBuilt-in monaural microphone and speaker; exact Sony operating instructions distinguish these from incorrect stereo descriptions in some reviewsNo movie sound recording; operational warning sounds do not establish a movie microphone
Screen and viewfinder
ViewfinderElectronicOptical
Screen size3″1.5″
Screen dots460,800123,200
TouchscreenNoNo
Tilting screenNoNo
Display detailFixed 3-inch TFT LCD with 460800 colour-subpixel dots and five brightness settingsFixed 1.5-type TFT, 123200 colour-subpixel dots (560×220)
Viewfinder detail0.2-type electronic viewfinder with approximately 201600 equivalent dots, 100% coverage and dioptre adjustment; manual screen/viewfinder switchingEye-level optical finder; use the LCD for macro framing to avoid viewfinder parallax
Connections and design
Wi-FiNo–
Battery life (maker's claim)300 photographs–
Body weight628 g187 g
Release detailSony announced planned March 2014 US and April 2014 UK availability; April reviews describe the sold camera. Earliest worldwide actual first-sale month remains unresolved, so year precision retainedSony Japan announced planned 1 August 2001 availability; the full exact-model ASCII hands-on test published 2 August 2001 confirms the 2001 generation. Earliest actual worldwide retail month remains unresolved, so year precision used
Recording mediaApproximately 55 MB internal memory; Memory Stick Duo/PRO Duo/PRO-HG Duo/XC-HG Duo, Memory Stick Micro, SD/SDHC/SDXC and microSD/microSDHC/microSDXC, using appropriate adaptersMemory Stick; 4 MB supplied, maker launch table includes 128 MB. PRO compatibility not established
PortsUSB / A/V OUT jack for USB 2.0 and standard-definition analogue video/audio output; no HDMIUSB mini-B and DC IN; no video output
Battery life detailNP-BX1 lithium-ion battery, nominal 3.6 V, 1240 mAh / 4.5 Wh. CIPA approximately 300 stills/150 minutes using LCD or 320 stills/160 minutes using viewfinder. Typical movie shooting approximately 60/75 minutes LCD/viewfinder; continuous movies approximately 120/135 minutesTwo AA alkaline batteries supplied; AA NiMH/NiCd or optional NP-FS11 InfoLITHIUM S also supported. Manual continuous still test at 25°C, VGA Standard, no flash, approximately 3-second intervals: alkaline 30 minutes/600 shots LCD on or 60/1200 off; NP-FS11 90/1800 on or 120/2400 off. Not CIPA or average-use battery life. Japanese announcement rounds optional-pack claim to 2200 shots
ChargingIn-camera USB charging with supplied AC-UB10C adapter or a computer; camera switched off. Approximately 230 minutes for a full charge using supplied adapter; supplied adapter supports playback power but not shooting power. Shooting mains power requires separately sold AC-UD10 or region-dependent AC-UD11Optional NP-FS11 charges in-camera with optional AC-LS1 adapter in approximately 180 minutes from fully discharged at 25°C; do not charge AA batteries in camera
Dimensions129.6×95.0×122.3 mm width×height×depth (CIPA)123×62×46 mm maximum width×height×depth
Weight detailApproximately 628 g body only; approximately 655 g with NP-BX1 battery and Memory Stick PRO Duo under CIPA conditionsApproximately 187 g body (Sony Japan announcement); 229 g with NP-FS11 and Memory Stick, or approximately 230 g with two AA batteries, Memory Stick and strap in exact English manual
MaterialsSony states the camera is not dust-proof, splash-proof or waterproofPlastic body with translucent blue front trim (ASCII exact hands-on review)
ColoursBlack–
In the boxNP-BX1 battery, AC-UB10C adapter, dedicated USB cable, shoulder strap, lens cap and instructions; mains lead supplied outside USA, Canada and ChinaTwo AA alkaline batteries, USB cable, wrist strap, 4 MB Memory Stick, software CD and operating instructions; Japanese software package differs regionally

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