Qhov tseem ceeb - Canon EOS 7D Mark II vs 70D
Qhov sib txawv tseem ceeb ntawm Canon EOS 7D Mark II thiab 70D yog tias Canon EOS 7D Mark II yog tsim los rau kev ceev thiab tuaj yeem ntes cov kev txhaj tshuaj ntawm 10 ntas ib pliag hauv HD thiab tawg hom. Canon EOS 70D yog lub koob yees duab uas feem ntau tsom qhov tseeb los ntawm kev siv 65 autofocus cross type sensors kom zoom hauv thiab tsom rau cov duab. Cia peb tam sim no ua tib zoo saib ob lub koob yees duab kom ntxaws ua ntej muab piv rau ob qho tib si kom pom qhov txawv ntawm lawv.
Canon EOS 7D Mark II Review - Nta thiab Specifications
Lub koob yees duab no tau tsim tshwj xeeb rau cov kws tshaj lij uas xav tau kev ua haujlwm siab. Qhov no yog topper nyob rau hauv cropped sensor SLR qeb. Tus nqi yog siab, thiab tag nrho thav duab sensor tuaj yeem yuav rau tib tus nqi. Yog li vim li cas leej twg txawm xav txog yuav lub koob yees duab cropped sensor? Cia peb kawm seb yog vim li cas.
Qhov laj thawj tseem ceeb yog lub peev xwm los txhawb lub focal ntev ntawm lub lens telephoto los ntawm 1.6x. Qhov no txhais tau hais tias tus kws yees duab tuaj yeem mus rau lub lens pheej yig dua yam tsis tau yuav lub lens kim telephoto thiab txhawb nws qhov ntev focal rau tib tus nqi zoo li lub lens kim. Qhov tsuas yog downside yog qhov txwv dav lub peev xwm thiab lub sensor me me ntxiv suab nrov ntau dua li tag nrho cov ncej sensor. Tus kws yees duab tsiaj qus thiab kis las tuaj yeem xaiv lub koob yees duab no vim nws tus nqi thiab lawv cov kev xav tau.
Top Features
Canon EOS 7D Mark II muaj peev xwm sib tw nrog ntau lub koob yees duab sab saum toj hauv khw. Lub cev yog kaw thiab ua los ntawm magnesium alloy. Lub koob yees duab kuj tseem tuaj yeem txhawb nqa Compact flash thiab SDXC phaib rau kev nthuav dav. Kuj tseem muaj ntau cov nyees khawm thiab dials los tswj ntau yam ntawm lub koob yees duab. Qhov siab tshaj plaws shutter ceev txhawb los ntawm lub koob yees duab yog 1/8000. Built-in GPS thiab geotagging yog cov yam ntxwv txias kom taug qab cov duab uas tau raug tua. Lub sijhawm txhaj tshuaj tau raug qhia rau lub koob yees duab thawj zaug uas tua cov duab ntawm lub sijhawm tsis tu ncua thiab hloov nws mus rau hauv video time-lapse.
YErgonomics
Cov nyees khawm nyob ib sab ntawm lub phaj sab saum toj yog yooj yim mus cuag thiab ua haujlwm yam tsis tau nqa lub qhov muag tawm ntawm lub koob yees duab. 65 autofocus cov ntsiab lus tuaj yeem tswj tau siv lub mini-joystick muaj nrog lub koob yees duab. Lub koob yees duab no muaj cov ntsiab lus AF feem ntau muaj nyob rau hauv ib qho EOS version. Tag nrho cov ntsiab lus no yog cross type. Hla hom txhais tau hais tias ob peb lub sensors tau muab tso rau lub kaum sab xis rau ib leeg, uas ua rau kom muaj kev nkag siab zoo. Thaum siv qhov aperture ceev ntawm f / 2.8 lossis sai dua, qhov chaw AF point yuav yog ob hom ntoo khaub lig. Lub koob yees duab tsis tuaj nrog AF pab lub teeb uas yuav muaj txiaj ntsig zoo thaum tsaus ntuj.
Autofocus
Autofocus yog qhov tseem ceeb hauv kev ua si nawv thiab tsiaj qus txog kev yees duab. Kev siv 65 AF cov ntsiab lus ua rau tsom mus rau cov khoom me me meej. Qhov pib ua kom pom tseeb thiab lub kaw lus tso tawm tuaj yeem raug xa mus rau cov nyees khawm sib txawv. Qhov no yuav cia tus kws yees duab tus kheej tswj txhua qhov chaw sib cais. Kev tua tsis tu ncua tuaj yeem txhawb nqa ntawm 9 txog 10 ntas ib pliag. Cov duab tau txais kev cawmdim ntawm qhov ceev ntawm SDHC phaib thaum tua hauv Jpeg thiab qeeb rau 1.9fps thaum tua hauv RAW. Kev taug qab ntawm cov khoom txav tsis zoo ib yam li nrog qee tus qauv zoo li Nikon. Lub Canon EOS 7D Mark II kuj txhawb nqa nyob saib autofocus powered los ntawm dual pixel thev naus laus zis xws li Canon EOS 70D. Nws yog qhov nrawm dua thaum siv qhov pom kev los txhaj tshuaj ntau dua li siv saib nyob.
Videography
Videography kuj tseem siv los ntawm dual pixel thev naus laus zis uas tseem muaj qhov ua haujlwm autofocus. Nws ua haujlwm ntawm lub koob yees duab hauv kev teb thiab kev txiav txim siab. Nws yog kev poob siab uas tsis muaj qhov kov npo txhawb rau txav autofocus cov ntsiab lus. Qee cov lo ntsiab muag ua suab nrov ntawm kev kaw. Qhov no tuaj yeem zam tau los ntawm kev siv lub microphone sab nraud. Lub koob yees duab los nrog lub processor haib uas muaj peev xwm txuag 20 megapixel Jpeg ntawm 10 ntas ib ob. Ib qho kev poob siab hauv videography yog tias tsis muaj 4K video. Canon EOS 7D mark II tsuas muaj peev xwm txhawb nqa 1080p videography. Qhov zoo ntawm kev nthuav dav yog me ntsis ntxhib piv nrog qee yam ntawm Panasonic tus qauv. Lub koob yees duab tsis txhawb nqa ib qho screen articulated uas kuj yog ib tug drawback. Nws zoo nkaus li tias hauv chav haujlwm no Canon EOS 7D Mark II tau plam qee qhov kev ua yuam kev.
Image Quality
Piv nrog EOS 70D, ntau yam nta zoo ib yam li lawv ob leeg siv tib lub sensor. Kev txhim kho nrog Canon EOS 7D Mark II yog tias chroma suab nrov tau raug txo qis ntawm ISO qhov tseem ceeb vim kev txhim kho hauv kev ua haujlwm. Kev txhim kho rau 20 megapixels tsis yog qhov tseem ceeb raws li cov qauv yav dhau los kuj tau muaj cov kev daws teeb meem zoo sib xws. Kev txo qis suab nrov tau pom muaj kev txhim kho me ntsis. Qhov ntau ISO sawv ntawm 12800 txog 51200, tab sis tus nqi siab tshaj plaws rau cov duab zoo tshaj plaws tsuas yog 6400.
Canon EOS 70D Tshuaj Ntsuam Xyuas - Nta thiab Cov Lus Qhia
Canon EOS 70D yog ib lub tuam txhab cov qauv tshiab. Nws yog kev hloov kho tshiab ntawm Canon EOS 60D nrog ntau yam kev txhim kho. Lub Viewfinder loj dua, muaj ntau lub khawm ua haujlwm ib leeg, LCD sab saum toj phaj, Command dial ntxiv rau lub log tsheb los hloov qhov chaw raug yog qee yam ntawm nws cov yam ntxwv tseem ceeb. Nws ua tau sai dua Canon 700D thiab Canon EOS 60D.
Price
Tus nqi pib yog siab thaum lub koob yees duab tso tawm, tab sis maj mam nqi tau nqis qis dua ua rau cov neeg siv nyiaj tsawg.
Resolution
APC-C sensor daws teeb meem sawv ntawm 20 megapixels uas yog qhov siab tshaj plaws rau hom sensor. Traditional sensors tsuas muaj peev xwm ntsuas qhov siv ntawm lub teeb, tab sis APS-C sensor ntawm lub koob yees duab no muaj peev xwm ntsuas qhov kev taw qhia ib yam. Muaj ob lub photodiodes uas tau muab tso rau, ib qho rau sab laug, thiab ib qho mus rau sab xis. Cov hauv paus uas pab tau theem nrhiav kom paub autofocus los kuaj pom qhov kom pom tseeb nrog rau qhov kev ua kom pom tseeb. Qhov no ua rau lub koob yees duab tsom ncaj qha yam tsis tau txav mus los. Lub Canon 70D tau nrawm dua vim nws muaj peev xwm ua kom pom theem ntawm lub sensor nws tus kheej. Lwm qhov tshwj xeeb yog tias yuav luag txhua pixel yog suav rau theem nrhiav pom autofocus. Qhov taw tes autofocus tuaj yeem teeb tsa ntawm 80% ntawm qhov screen tsis suav nrog cov npoo.
Screen
hom nyob muaj nyob ntawm lub koob yees duab yog qhov muaj txiaj ntsig zoo piv rau lwm lub koob yees duab qauv. Qhov screen yog articulated. Lub vijtsam tuaj yeem qaij nce thiab nqis, tuaj yeem hloov kho rau tus kheej-portraits los ntawm tig lub vijtsam ib puag ncig thiab. Lub vijtsam kov tau yooj yim, thiab AF point tuaj yeem teeb tsa tau yooj yim ntawm lub koob yees duab.
Q menu
Lub vijtsam kov kuj tso cai rau Q cov ntawv qhia ua haujlwm sai dua, thiab muab cov haujlwm ntau dua li cov nyees khawm ib txwm muaj. Cov ntawv qhia zaub mov tseem ceeb kuj tuaj yeem siv tau siv lub touchscreen tab sis siv cov lus txib hu lossis lub log tsheb nrawm dua.
Viewfinder
Canon 70D ua tau sai dua thaum siv lub qhov muag pom. Lub viewfinder tam sim no los nrog 19 point sensor. Cov 19 point sensors yog txhua hom ntoo khaub lig uas ua rau nws muaj kev nkag siab zoo. Nyob rau tib lub sijhawm, lawv ceev ceev, raug thiab ua tau zoo txawm tias nyob rau hauv qhov chaw qis.
Kev sib txuas
Ua hauv Wi-Fi muaj peev xwm nkag mus rau hauv lub xov tooj ntawm lub iPhone lossis Android daim ntawv thov. Kev teeb tsa zoo li raug thiab AF cov ntsiab lus tuaj yeem tswj tau siv cov chaw taws teeb ntawm lub vijtsam kov. Lub koob yees duab teb tau zoo heev thaum txuas nrog remotely. Daim npav nco kuj tuaj yeem nkag tau nrog cov ntaub ntawv xws li EXIF metadata. Cov duab ntes tau tuaj yeem pom ntawm cov khoom siv hauv thaj chaw deb li 2 vib nas this ntawm kev ntes. Thaum Wi-Fi qhib, qhov kev ntes video thiab USB chaw nres nkoj tau raug cuam tshuam ua rau lub chaw taws teeb tsis tuaj yeem tso saib cov vis dis aus.
Autofocus, Videography
Lub koob yees duab tuaj yeem teb tau sai heev hauv kev yees duab, kho cov ntsiab lus AF tsawg dua li ib thib ob thaum muaj kev txav mus los. Lub koob yees duab no tuaj yeem suav hais tias yog qhov ua tau zoo tshaj plaws ntawm cov koob yees duab sensor loj. Txawm hais tias cov no yog cov yam ntxwv zoo, qhov ntse ntawm cov yeeb yaj kiab tsuas yog tsim nyog piv rau lwm cov qauv sib tw. Lwm qhov tsis zoo yuav yog qhov tsis muaj lub mloog pob ntseg. Qhov chaw nres nkoj HDMI tuaj yeem txhawb nqa nyob streaming ib yam nkaus. Txawm hais tias muaj cov kev txwv hauv kev nthuav dav thiab ntse hais txog kev yees duab, nws tsis nyob deb dhau los ntawm txhua txoj kev.
Image Quality
Los ntawm tus nqi rau qhov pom ntawm qhov pom, cov duab zoo tsis zoo, tab sis nws kuj tsis phem. Qhov no yog vim lub sensor tsis tuaj yeem txo lub suab nrov zoo ib yam li lwm cov APS-C sensors.
Dab tsi yog qhov txawv ntawm Canon EOS 7D Mark II thiab 70D?
Qhov txawv ntawm qhov tshwj xeeb ntawm Canon EOS 7D Mark II thiab 70D
Shutter Lag
Canon EOS 70D: Canon EOS 70D shutter lag sawv ntawm 75ms
Canon EOS 7D Mark II: Canon EOS 7D Mark II Shutter lag sawv ntawm 249ms
Lub kaw lus kaw ntawm Canon EOS 70D tsawg dua, thiab qhov no tso cai rau nws thaij duab sai dua.
Kov Screen
Canon EOS 70D: Canon EOS 70D muaj lub vijtsam kov
Canon EOS 7D Mark II: Lub Canon EOS 7D Mark II Shutter tsis muaj lub vijtsam kov
Qhov no tso cai rau lub koob yees duab kom muaj cov nyees khawm tsawg dua thiab muab kev cuam tshuam ncaj qha nrog lub koob yees duab.
Autofocus
Canon EOS 70D: Canon EOS 70D shutter siv theem tshawb pom
Canon EOS 7D Mark II: Lub Canon EOS 7D Mark II Shutter siv hybrid detection
Phase detection autofocus ua tau sai dua hybrid nrhiav kom tau autofocus uas ua rau cov duab kom ntes tau sai.
Ntawm-tawm Screen
Canon EOS 70D: Canon EOS 70D muaj lub flip tawm screen
Canon EOS 7D Mark II: Lub Canon EOS 7D Mark II tsis muaj lub ntsej muag tawm
Lub flip tawm npo tso cai rau cov duab coj mus rau ntau lub kaum ntse ntse.
roj teeb lub neej
Canon EOS 70D: Canon EOS 70D txhawb nqa 920 txhaj tshuaj ib zaug
Canon EOS 7D Mark II: Canon EOS 7D Mark II txhawb nqa 670 txhaj tshuaj ib zaug
Canon EOS 70 D muaj peev xwm muab 40% ntau txhaj tshuaj ib zaug dua li lwm lub koob yees duab.
Nyhav
Canon EOS 70D: Canon EOS 70D hnyav 755g
Canon EOS 7D Mark II: Canon EOS 7D Mark II hnyav 910g
Canon EOS 70D yog 20% sib zog dua Canon EOS 7D Mark II uas txhais tau tias nws yuav yooj yim dua rau kev coj mus ncig.
Dimensions
Canon EOS 70D: Canon EOS 70D qhov ntev yog 145 × 106 × 79 mm
Canon EOS 7D Mark II: Canon EOS 7D Mark II qhov ntev yog 149 × 112 × 78 mm
Canon EOS 70D yog me dua uas yooj yim dua rau coj mus ncig.
Price
Canon EOS 70D: Canon EOS 70D pheej yig dua
Canon EOS 7D Mark II: The Canon EOS 7D Mark II kim
Canon EOS 70D pheej yig dua Canon EOS 7D Mark II thiab tej zaum yuav nyiam los ntawm cov kws yees duab nyiaj txiag tsawg.
Focus Points, Hla Hom Focus Points
Canon EOS 70D: Canon EOS 70D muaj 19
Canon EOS 7D Mark II: Canon EOS 7D Mark II muaj 65
Canon EOS 70D muaj tsawg dua hom kev tsom xam cov ntsiab lus. Cov ntsiab lus tsom xam ntau dua muab cov neeg siv yooj yim los tsom rau cov duab kom raug ntau dua.
Shooting Speed
Canon EOS 70D: Canon EOS 70D II tuaj yeem txuas ntxiv tua ntawm 7 fps
GPS Canon EOS 7D Mark II: Canon EOS 7D Mark II tuaj yeem txuas ntxiv tua ntawm 10 fps
Kev tua sai dua txhais tau tias Canon EOS 7D cim tuaj yeem ntes ntau cov duab ib ob nrog yog qhov zoo rau cov duab ua.
GPS
Canon EOS 70D: Canon EOS 70D tsis txhawb GPS
Canon EOS 7D Mark II: Canon EOS 7D Mark II muaj GPS
Qhov no yog qhov zoo heev vim nws yuav geotag thiab ntxiv cov ntaub ntawv tau txais ntawm qhov twg cov duab raug ntes.
Dynamic range
Canon EOS 70D: Canon EOS 70D dynamic ntau yog 11.6 V
Canon EOS 7D Mark II: Canon EOS 7D Mark II dynamic ntau yam yog 11.8 V
Ntau qhov muaj txiaj ntsig zoo dua txhais tau tias lub koob yees duab yuav tuaj yeem ntes ntau qhov tsaus ntuj rau lub teeb.
Lub suab qis dua ntawm ISO siab dua
Canon EOS 70D: Tus nqi Canon EOS 70D yog 926
Canon EOS 7D Mark II: Canon EOS 7D Mark II tus nqi ISO yog 1082
ISO siab dua txhais tau tias nws yuav ntes cov duab zoo dua nrog tus nqi qis dua
Viewfinder
Canon EOS 70D: Canon EOS 70D viewfinder tus nqi yog 0.59X
Canon EOS 7D Mark II: Canon EOS 7D Mark II viewfinder tus nqi yog 0.62X
Tus nqi siab dua txhais tau tias qhov kev saib ua ntej loj dua piv rau qhov pom ntawm qhov muag liab qab.
Storage Slots
Canon EOS 70D: Canon EOS 70D txhawb nqa ib qho chaw cia
Canon EOS 7D Mark II: Canon EOS 7D Mark II txhawb nqa 2 qhov chaw cia
Ntau qhov chaw cia yuav cia tus kws yees duab khaws cov duab ntxiv yam tsis hloov daim npav nco.
Startup Delay
Canon EOS 70D: Canon EOS 70D II sawv ntawm 700ms
Canon EOS 7D Mark II: Lub Canon EOS 7D Mark II pib qeeb sawv ntawm 500ms
Tus nqi qis dua txhais tau tias lub koob yees duab yuav qhib sai dua
Viewfinder Coverage
CanonEOS 70D: Canon EOS 70D II saib qhov kev pab them nqi 98%
Canon EOS 7D Mark II: Canon EOS 7D Mark II saib qhov kev pab them nqi 100%
Canon EOS 7D Mark II yuav saib tag nrho cov duab uas lub koob yees duab yuav ntes tiag tiag.
Canon EOS 70D muaj cov yam ntxwv zoo xws li autofocus uas yog sensor raws li, kev sib tham sib tham, yees duab autofocus, saib nyob thiab Wi-Fi, uas txhua tus kws yees duab yuav nyiam siv tes. Lub Canon EOS 7D Mark II, ntawm qhov tod tes, muaj cov yam ntxwv zoo li GPS, nrawm nrawm nrawm, nrawm nyob saib hom, ncua sijhawm txhaj tshuaj thiab txhim kho sensor. Ob lub koob yees duab tau ntim nrog cov yam ntxwv zoo thiab zoo sib xws hauv ntau txoj hauv kev. Qhov kev txiav txim siab ntawm lub koob yees duab yuav yog tus nqi thiab cov yam ntxwv uas lawv muab.
Image courtesy: “Canon EOS 70D – (1)” by Kārlis Dambrāns from Latvia – Canon EOS 70DUploaded by Jacopo Werther. (CC BY 2.0) ntawm Wikimedia Commons "Lub Ib Hlis 2015 Canon EOS 7D Mark II Lub Cev-Cop" los ntawm A. Savin. (CC BY-SA 3.0) via Commons
