Crimson-mantled Woodpecker
Colaptes rivolii
The crimson-mantled woodpecker is 23 to 26 cm (9.1 to 10 in) long and weighs 85 to 112 g (3.0 to 4.0 oz). Males and females have the same plumage except on their heads. Adult males of the nominate subspecies C. r. rivolii have a red crown. Their face is mostly pale yellow with a dark red malar stripe and a black chin and throat. Adult females have a black crown and malar stripe. Both sexes have a crimson red nape and mantle; their rump and uppertail coverts are black. Their wings are bronzy red and their tail is black.
ID text from Wikipedia, CC BY-SA 4.0

Spot-breasted Woodpecker
Colaptes punctigula
The spot-breasted woodpecker is 18 to 21 cm (7.1 to 8.3 in) long and weighs 50 to 79 g (1.8 to 2.8 oz). Males and females have the same plumage except on their heads. Adult males of the nominate subspecies C. p. punctigula have a black forehead and forecrown and a red hindcrown and nape. They are white from their lores around the eye to the nape with a red malar stripe below it. Their chin and throat are black with white spots. Adult females have red only on the very back of the crown. Voice: The spot-breasted woodpecker has a large vocal repertoire. It includes "high-pitched weak and nasal 'wha' or 'kah' or 'keeh' in series", a series of "peek" notes in alarm, a "whew" whistle when courting or challenging a rival, a series of "ta-wick" or "week-a" calls in display, a "fast series of 'wick' notes", and "low soft 'pee-ya' calls at intimate meetings" between a pair.
ID text from Wikipedia, CC BY-SA 4.0

Where you might meet both
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Play today's Daily BirdPhotos and recordings are credited to their authors under the licence shown. Full profiles: Crimson-mantled Woodpecker and Spot-breasted Woodpecker.