Peach vs Plum: What's the Difference?
Short answer: Peaches and plums are both Prunus stone fruits, but a peach has fuzzy (or smooth, if a nectarine) skin, yellow-to-white flesh, and a large ridged stone; a plum has smooth waxy skin, juicier translucent flesh, and a smaller smooth pit. Peaches taste honeyed and floral; plums run sweeter-tart with a snappier skin. Both ripen and soften off the tree.
| 🍑 Peach | 🟣 Plum | |
|---|---|---|
| Taste | Yellow peaches are sweet-tart, almost winey at peak; white peaches are low-acid, honeyed, and floral. The fuzz-wrapped flesh should be fragrant, dripping, and just short of falling apart. | Sweet flesh under tart, tannic skin is the plum signature — a built-in sweet-sour contrast. Greengages are pure honey; damsons astringent and jam-bound; Japanese plums juicy and mild. |
| Type | Stone fruit | Stone fruit |
| Peak season | Summer | Summer, Autumn |
| Origin | Northwest China, cultivated for ~8,000 years; reached Persia (hence "persica") and Europe via the Silk Road | Multiple domestications: European plum near the Caucasus, Japanese plum in China |
| Calories (per 100 g) | 39 | 46 |
| Sugar (per 100 g) | 8.4 g | 9.9 g |
| Vitamin C (per 100 g) | 6.6 mg | 9.5 mg |
| Fiber (per 100 g) | 1.5 g | 1.4 g |
| Potassium (per 100 g) | 190 mg | 157 mg |
| Typical price | Mid | Budget |
At a summer stall the two can blur together, but peach and plum are distinct even though they’re cousins.
A peach (Prunus persica) wears velvety fuzz (its smooth-skinned sport is the nectarine), hides a large ridged stone, and tastes honeyed, floral and soft when ripe. The flesh runs from golden-yellow to white, and clings or frees from the stone depending on the variety.
A plum (Prunus domestica and kin) has smooth, waxy skin — often with a natural silvery bloom — a smaller, smoother pit, and juicier flesh that’s frequently more translucent. The taste leans sweeter-tart, with a tangy skin that gives plums their signature snap.
Both are climacteric: buy them firm-but-yielding and let them finish on the counter. Fuzzy skin and a big grooved stone means peach; smooth waxy skin and a tart snap means plum.
Frequently asked questions
Are peaches and plums related?
Yes — both belong to the genus Prunus, alongside cherries, apricots and almonds. That's why they share a single hard stone in the centre and a similar late-summer season. They cross-breed readily too: the pluot and aprium are plum-apricot hybrids.
How can I tell a peach from a plum quickly?
Skin and stone. A peach has velvety fuzz (nectarines are the fuzz-free version) and a big, deeply grooved stone. A plum has smooth, often dusty-waxy skin and a smaller, smoother pit. Plum flesh is usually juicier and more translucent.
Which is sweeter, peach or plum?
Peaches tend to taste rounder and honey-sweet with a floral aroma; plums balance sweetness with a tart, tangy skin. Ripeness matters more than type — both are bland if picked hard, and both sweeten and soften after picking.