Sigma SD1 Merrill vs Canon PowerShot A2500

In this comparison, we will evaluate the Sigma SD1 Merrill and the Canon PowerShot A2500, highlighting the advantages of each over the other, discussing their pros and cons, shared strengths and weaknesses, and providing a rating based on their available features and specifications to assist you in choosing the one that best suits your needs.

Sigma SD1 Merrill was introduced in April 2012 and Canon PowerShot A2500 was introduced in January 2013. Let us first list highlights of the models.

Now that we've looked at the most essential specifications and gained a basic understanding of these cameras, we can delve into more details and see the differences between them.

This section shows those features and specifications which are the reason to choose Sigma SD1 Merrill over Canon PowerShot A2500.

This section shows those features and specifications which are the reason to choose Canon PowerShot A2500 over Sigma SD1 Merrill.

We already listed pros and cons of each model. However, you may also find useful to look at their common strengths and weaknesses shown side-by-side.

Screen

Sigma SD1 Merrill and Canon PowerShot A2500 have 3.0" Fixed screens with 460k dot and 230k dot resolutions respectively.

Optical (pentaprism) Viewfinder on Sigma SD1 Merrill

Sigma SD1 Merrill has a built-in Optical (pentaprism) viewfinder. It has a 96% coverage and 0.95x (0.63x 35mm equivalent) magnification. There is no built-in or optional viewfinder available on Canon PowerShot A2500.

Sigma SD1 Merrill features a 15 megapixel APS-C CMOS (Foveon X3) sensor with dimensions of 24 x 16 mm and a total area of 384 mm². Its native ISO range is 100 - 6,400. Canon PowerShot A2500 features a 16.0 megapixel 1/2.3-inch CCD sensor with dimensions of 6.17 x 4.55 mm and a total area of 20.7 mm². Its native ISO range is 100 - 1,600.

Sigma SD1 Merrill is equipped with Dual TRUE II processor and can take pictures up to 4800 x 3200 resolution. Canon PowerShot A2500 can take pictures up to 4608 x 3456 resolution. It can also take pictures with lower resolution like 4608 x 2592, 3264 x 2448, 1600 x 1200, 640 x 480 with 4:3, 16:9 aspect ratios.

No Low-Pass Filter on Sigma SD1 Merrill

There is no optical low-pass filter (OLPF), also known as an anti-aliasing filter, in front of the sensor on Sigma SD1 Merrill. This results in a slightly sharper image but may also introduce moiré patterns and aliasing artifacts when photographing subjects with fine, repetitive patterns or details.

No Image Stabilization

The cameras do not have image stabilization. On Sigma SD1 Merrill it means that you need lenses with optical image stabilization for vibration reduction. As for Canon PowerShot A2500 nothing can be done.

USB Inputs

Both models have USB 2.0 (480 Mbit/sec) inputs for data transfer.

Battery

Canon PowerShot A2500 comes with NB-11L battery pack with battery life of 220 shots.

External Storage Slots

Sigma SD1 Merrill has a single CompactFlash (Type I, UDMA compatible) card slot. Canon PowerShot A2500 has a single SD/SDHC/SDXC card slot.

Shutter

Shutter speed can go up to [] on Sigma SD1 Merrill, and up to 1/2000 sec on Canon PowerShot A2500. Canon PowerShot A2500 can shoot continuously up to 0.8 fps.

Focusing

Sigma SD1 Merrill has Canon PowerShot A2500 has 9 focusing points. Sigma SD1 Merrill has detection range from 0 to +18 EV.

Flash

Canon PowerShot A2500 has a built-in flash with maximum range of 3.00 m. Sigma SD1 Merrill has no built-in flash but an external flash may be connected via Hot Shoe. The fastest flash synchronization speed is 1/180 sec on Sigma SD1 Merrill.

Sigma SD1 Merrill body has dimensions of 146 x 113 x 80 mm (5.75 x 4.45 x 3.15") and Canon PowerShot A2500 body has dimensions of 98 x 56 x 20 mm (3.86 x 2.2 x 0.79"). Sigma SD1 Merrill weighs 790 g (1.74 lb / 27.87 oz) and Canon PowerShot A2500 weighs 135 g (0.30 lb / 4.76 oz).

Sigma SD1 Merrill

Canon PowerShot A2500

146 mm

113 mm

98 mm

56 mm

113 mm

56 mm