Fits like
SteelSeries Rival 300S alternatives
The Rival 300S is 133 mm long, 70 mm wide and 45 mm tall, at 98 g. It suits claw-grip hands of about 19.9–22.2 cm. These are the mice closest to it in size, ergonomic shapes first, so they should feel familiar in the same hand.
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Suits hands (claw grip)
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8 mice
02
Flickshot Evora Pro
1 mm shorter, 1 mm narrower, 2 mm lower, 60 g lighter.
Ergonomic · 38 g · Connection n/a
03
Flickshot Evora Pro LHD
1 mm shorter, 1 mm narrower, 2 mm lower, 60 g lighter.
Ergonomic · 38 g · Connection n/a
04
Microsoft Classic IntelliMouse
1 mm shorter, 1 mm narrower, 2 mm lower.
Ergonomic · 100 g · Connection n/a
05
Microsoft IntelliMouse Explorer 3.0
1 mm shorter, 1 mm narrower, 2 mm lower, 4 g heavier.
Ergonomic · 102 g · Connection n/a
06
Microsoft Pro IntelliMouse
1 mm shorter, 1 mm narrower, 2 mm lower, 11 g heavier.
Ergonomic · 109 g · Connection n/a
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