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The Watch 7 comes in two sizes: 40mm and 44mm.

Heres what we found.

Galaxy Watch 7 40mm vs 44mm

Overall Findings

Runs on new Wear OS 5 and faster processor.

Numerous advanced fitness and wellness features.

Starts at $330.

Potential one to two-day battery performance.

Wear OS 5 and updated, speedy processor.

Latest fitness and wellness features.

Starts at $300.

480 x 480 pixels.

40.4 x 40.4 x 9.7 mm.

432 x 432 pixels.

Both Galaxy Watch size variations are made of aluminum and have Super AMOLED Sapphire Crystal screens.

However, the overall dimensions and resolutions differ.

The 40mm Galaxy 7 has a 1.31-inch display.

It weighs in at 28.9 grams.

In contrast, the 44mm Galaxy 7 body measures 44.4 x 44.4 x 9.7 mm.

The display is 1.47 inches, 480 x 480 pixels with a 327 ppi.

The smaller 40mm might be less unwieldy for those with smaller wrists.

Battery Life: The 44mm Galaxy 7 Is Technically the Winner

425mAh capacity.

Can last up to two days.

Approximate day-long battery life.

Battery life is something of a head-scratcher with Samsung watches.

4mm larger display with higher resolution.

More screen area than the 40mm.

Unsurprisingly, youll have to shell out a bit more for the larger 44mm Galaxy Watch 7.

The 44mm size starts at $330, while the 40mm option starts at $300.

They run on the latest Wear OS 5 and offer better efficiency than prior models.

For a more statement-making display and extended battery life, the 44mm size is your best bet.