optoma H20 ή samsung sp a600?


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Απάντηση: optoma H20 ή samsung sp a600?

o optoma ειναι πολυ τιμιο μηχανακι και μπεστ-σελλερ εδω και πολυ καιρο.Το κυριο μειονεκτημα τους ειναι στο μαυρο.Τον Σαμσουνγκ δεν τον εχω δει δες εδω ενα συγκριτικο απο το projectorcentral.


Shootout:
Samsung SP-A600B versus Optoma HD20
The amount of activity in the budget 1080p market is encouraging, but it does cause consumers to wonder "which one is best?" We put the Samsung SP-A600B head-to-head with its less-expensive DLP competition, the Optoma HD20. Both are DLP 1080p projectors with short zoom lenses and relatively low contrast ratios, but the similarities end there.

Brightness. The Optoma HD20's 633 lumens in Cinema mode gives it a slight edge over the 570 lumens of the SP-A600B in Movie mode. Low lamp mode shows a similar differential, at 505 versus 428 lumens. With both projectors in their brightest modes, the HD20 measures 954 lumens to the SP-A600B's 883. What this actually means is that the HD20 appears slightly brighter than the SP-A600B, but not enough that one would notice if the projectors were not side by side.

Contrast. In side by side testing, the HD20 has a bigger dynamic range. In scenes with both very bright and very dark content, the HD20's image was more three-dimensional than the SP-A600B. However, the SP-A600B had a deeper black level, and therefore performed better in dark scenes. Black level on the HD20 was high in comparison, almost a dark gray. In a light-controlled room, the SP-A600B would be the better performer, but in a room with ambient light, the HD20 is the winner.

Color. Both projectors had good color, though the SP-A600B was slightly more accurate out-of-the-box. After adjustment, both projectors had accurate, well-saturated color. For those sensitive to rainbow effects, note that the HD20 has a 4x-speed color wheel while the SP-A600B has a 5x-speed wheel. If you are concerned about rainbows, the SP-A600B will be a better choice.

Image clarity. The HD20 has much less digital noise than the SP-A600B. This made the image produced by the HD20 appear clearer and more detailed than that of the SP-A600B. The SP-A600B did have a smooth picture, but digital noise caused it to appear less natural.

Audible noise. The SP-A600B is larger than the HD20. This actually makes the SP-A600B much quieter during operation than the HD20, which is easily audible even when placed several feet away. Meanwhile, we could sit quite close to the SP-A600B without being disturbed by fan noise.



εν ολιγοις καλυτερο μαυρο ο Σαμσουνγκ στα σκοτεινα,καλυτερο κοντραστ ο Οπτομα στα υπολοιπα,
πιο ξεκουραστος περι ρεηνμπο ο Σαμσουνγκ 5Χ,ο αλλος 4Χ.Πιο φυσικη εικονα ο Οπτομα με λιγοτερο ψηφιακο θορυβο.Δεν εχω δει τον Σαμσουνγκ αλλα το τονιζει πολυ αυτο και θα το επαιρνα υποψη.
 


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