O seu é o Nuvi 200 ou o 200W ?
Fazendo uma rápida pesquisa, estou comparando o básico:
200WUnit dimensions, WxHxD: 4.8"W x 2.9"H x .8"D (12.2 x 7.4 x 2.0 cm)
Display size, WxH: 3.81"W x 2.25"H (9.7 x 5.7 cm); 4.3" diag (10.9 cm)
Display resolution, WxH: 480 x 272 pixels
Display type: WQVGA color TFT with white backlight
Weight: 6.1 ounces (172.93 g)
200Unit dimensions, WxHxD: 3.8"W x 2.8"H x .8"D (9.7 x 7.1 x 2 cm)
Display size, WxH: 2.8"W x 2.1"H (7.2 x 5.4 cm); 3.5" diag (8.9 cm)
Display resolution, WxH: 320 x 240 pixels
Display type: QVGA color antiglare TFT with white backlight
Weight: 5.2 ounces (147.42 g)
O restante me parece ser tudo igual:
https://buy.garmin.com/shop/compare.do?cID=137&compare=compare&compareProduct=9160&compareProduct=9122