The big 5 megapixel test

Author: Bocha | Date: 2008-06-23 02:47 | Section: Other | Type: Review

contents

Before reviewing the pictures let’s just quickly take a look at what features and software do these phones have to offer, as this is almost as important as the image sensor and the quality of the lens. Although some might expect a lot from all eight phones, based on the 5 megapixel label, but there are some rather great differences in a couple of available features. Still, most models have such comfort features that have become widespread in the last couple of years in digital cameras – face recognizing focusing or exposure on smiles are such things (a.k.a. face- and smile recognition). All devices lack manual settings, but we can find such settings in all phones that are not present on very low-end cameras – based on these we could think that 5 megapixel phones are nowadays better than cheap cameras, but this is far from being true in terms of image quality.

Unfortunately we can’t offer exact information about technical stuff, as the type and size of the image sensors are kept as extremely secret information by the manufacturers. We still managed to find out some things about a couple of the handsets, but since these are confidential information, we can only write about them in general. The phones usually have an image sensor of a size between 1/3.2 – 1/4 inches, CMOS is the more wide-spread technology, while the manufacturer of the sensor varies. We unfortunately couldn’t calculate the angular field of the lens to a value equivalent with the miniature camera system in lack of exact data, but we can say for sure based on the pictures, that there are great differences between the phones in this matter too – generally we could say that the value is between 35-400 mm, and we’ll mention this at the different handsets.

Samsung G600

Our first device is a strong candidate of the race, it is the first phone of Samsung to have a 5 megapixel camera and to get to Europe, and at the same time it is cheapest of the tested devices. Its SIM-free edition currently costs about €210 EUR. Many people say that this is the winner in terms of picture quality. We’ll see.

The software is similar to the one on other BlackUI-based devices. It doesn’t have modes, no face recognition and we can’t even increase the dynamics range from the software. Still, sensitivity can be set between ISO 100 and ISO 800, and we can choose all three light metering modes: matrix, center-weighted and spot.

Samsung U900 Soul

Our second subject is Samsung’s current top fashion phone, U900 Soul that has been announced in Barcelona. In this phone, given its category, not the camera is the most important aspect, the 5 megapixels are probably here only because it sounds good and a flagship needs it. Still, since the test we know that in spite of this it performs well.

The handset is also based on the Korean manufacturer’s BlackUI menu system, so the camera’s software is similar to G600’s. It is an essential difference that in the Soul there are eight preset modes: portrait, landscape, sport, sunset, sunrise (haha), night, counter light, text. The image sensor is probably different from the one in the previously mentioned phone, as sensitivity can be set between ISO 50 and ISO 400. There is face recognition and increased dynamics range and there is even a software image stabilizer.

Samsung F480

Our third Samsung model is Widget Jones, or to be more precise it’s F480 with a touchscreen. The camera is again not that emphasized, which is proven for example by the fact that there is no center weighted light metering, but the fashionable tricks – exposure on smiles, high dynamics range – are present. It’s interesting that we can’t enable a separate macro mode, but the phone is still capable of taking such pictures. It knows six different modes (portrait, sport photo, sunrise, sunset, winter landscape, night image) and sensitivity can be set between ISO 100 and ISO 400. Here I would like to mention that it’s a great fun to set sunrise and then sunset mode, as there are perfectly the same from all aspects (identical color temperature, etc.).

Contestants #2: Samsung G810, i900, Nokia N82

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the first 6 comments

(#1) lifenexus

New Reply Private 2008-07-20 08:51:22

lifenexus
(newbie)

first thing, what is this n82 made by nokia and made in finland? and n82 black, how is the image blurred out? i have no such problem with my n82 titanium. its always sharp and vlear, vibrant etc. one of the images posted in this review captured by n82 black looks strange. the image is blurred 15% from the left and is shard on the right edge and the review complained blurr in image. camera blur that can occur due to lens is always circular around the edge and not one side. so im doubting the image being further manually edited.
ive noticed two wrong info's.
1- n82 is not a 40+mm cam lens, its 35 mm.
http://www.zeiss.com/C12567A8003B58B9/Contents-Frame/858DBBBBD2FB78A6C125711800592377
(manufacturer's page.)

2- u mentioned about how xenon flashed work. u said that cell phone batteries are not famous for its voltage levels.... so u think batters are available in thousands of volts.? ur car battery is only 12 volt. its starts ur car. and its does not require a transformer to boost to a 1000. that's impossible to get 1000v from 3.7 that id there in a cellphone. the transformer will be bigger than the phone. and for a xenon flash requires 1000v to be sent in less than a second. and a transformer will take more time. and in our case to step up 3.7v to 1000v, impossible y, because it does not work on d/c current(found in battery) its for a/c current.. so they use a capacitor. a capacitor stores charges and discharges all at once. it only stores all the voltage required and when required, just sends it to the flash tube. so u cant use it for constant use. the way u mentioned, one can use it for constant light.( transformers can constantly work, how do u thing current comes to your home?) capacitors discharge and then need to be charged. its quick but a pause. but it is static voltage not a/c. trans formers also dont work on dc current. next time double check. if u want open a phone with xenon or just a camera and ull see a cylindrical shaped thing with two wires or three, thats a CAPACITOR not a transformer(its has wires wound around it in two places around a soft iron core).

and pls do tell me abt this n82 made in finland and made by nokia. thx

(#2) lifenexus

New Reply Private 2008-07-20 09:05:52

lifenexus
(newbie)

one more thing. i just googled something. the made by nokia is a china made or honkong made phones. the made in finland is the true phone. the made by nokia on n95 8gb is a china made and come free with a loose slider. so the made in finland is what one should stick to.
and on my previous post. about the batteries. imagine touching 1000v dc current..... if they give us one for home purposes.....

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