Honestly, neither one wins every time, and that's what makes the question fun. In open positions, a bishop usually has a slight edge because it can cut across the whole board in one move. In closed positions, a knight often comes out ahead because it can hop over blocked pawns. Both pieces are worth about three points on the standard scale, but good players don't stop at the number. They look at the position.
So here's the plan. We'll cover when each piece shines, which mistakes cost people games, and what to look for in a set if you'd like the two pieces to be easy to tell apart on your own board.
Are Knights or Bishops Better?
Neither is better in the abstract. A bishop tends to be stronger when the center is open and pawns are still spread across both sides of the board. A knight tends to be stronger when pawns jam up the middle and it can settle on a square the opponent's pawns can't touch. Plenty of coaches lean toward the bishop as a rule of thumb, but they treat it as a tendency, not a law.
The knights vs bishops question is really about space. Bishops want open lines. Knights want a safe outpost. Whoever shapes the pawn structure usually decides which minor piece matters more.
How Each Piece Moves, and Why It Changes Its Value
The bishop moves diagonally as many squares as possible but cannot cross its own color. Of all chess pieces moves, the movement of the bishop is notable for the capability of making long-range movements diagonally. From the center position, the bishop can strike at up to 13 squares. Such range is its main advantage while being able to stay on its color is the disadvantage of the piece.
The knight makes L-shaped move and jumps over whatever stands in its way. Being among the chess pieces moves, the knight is distinguished by the fact that there is no other chess piece which could make a jump over occupied squares. Being able to reach up to eight squares from the center position and fewer near the edge, it can reach squares of both colors.
|
Feature |
Bishop |
Knight |
|
Movement |
Diagonal, any distance |
L-shape, jumps over pieces |
|
Square colors |
One color only |
Both, alternating each move |
|
Most squares attacked |
13 |
8 |
|
Best setting |
Open, pawns on both wings |
Closed, with a secure outpost |
|
Speed across the board |
Fast |
Slow |
|
Main weakness |
Blocked by own pawns, color-bound |
Short range, weak near edges |
|
Common value |
About 3 to 3.25 pawns |
About 3 pawns |
When a Bishop Is Stronger

- The center is open. With few locked pawns, those long diagonals stay clear.
- Pawns sit on both wings. A bishop can swing from one side to the other in a single move. A knight needs several.
- You own the bishop pair. Two bishops cover both square colors and work well together as pieces come off the board.
- Your pawns sit on the opposite color. That's the classic "good bishop," with nothing blocking its own diagonals.
When a Knight Is Stronger

- The center is locked. Pawn chains stop bishops cold, but knights simply jump over them.
- An outpost is available. A knight on a square protected by your pawn, and out of reach of enemy pawns, can dominate for many moves.
- Pawns are on one side only. Short distances suit the knight, and the bishop loses part of its range advantage.
- A fork is on the table. A knight can attack two valuable pieces at once, and it can't be chased off along a line the way a bishop can.
How Much Is Each Piece Worth?
Most beginners learn three points apiece. Some strong players rate the bishop a little higher. Bobby Fischer reportedly gave it 3.25. The bishop pair is often estimated at roughly half a pawn extra, though that's a guideline, not a rule.
In the chess bishop vs knight debate, pawn structure beats arithmetic. A knight on a perfect outpost can easily outweigh a bishop trapped behind its own pawns, even though both carry the same nominal value.
Common Mistakes
- Trading a bishop for a knight out of habit. Coaches warn against it without a clear reason, especially in open positions.
- Parking a knight on the edge. It controls far fewer squares there.
- Leaving pawns on your bishop's color. They block its own diagonals and create a "bad bishop."
- Giving up the bishop pair too cheaply. It can be worth more later than the small gain you grab now.
- Treating three points as three points everywhere. The position changes the number.
See the Difference on a Real Board
Reading about outposts and diagonals helps. Moving the pieces yourself helps more. Try setting up a locked pawn chain and walking a knight to an outpost. Then open the center and watch a bishop sweep across. Handling real pieces slows the game down and makes the geometry easier to see, which is why many players keep a handmade chess set around for study as well as play.
What to Look For in a Chess Piece Set
In a well-carved set, the bishop's pointed mitre and the knight's horse head are clear at a glance. When the detail is weak, the two blur together, and that slows down how quickly you read the board. A few checks can save you from a disappointing purchase.
- Carving detail. Look for a defined bishop mitre and slit, and a knight with a visible mane and ears.
- Stone type, stated plainly. Marble and onyx are both natural stone, so veining varies from piece to piece and neither is scratch-proof. A marble and onyx chess set should tell you which pieces use which stone.
- Weight and bases. Heavier stone pieces feel steady in the hand, and felt or soft-lined bases protect the board.
- Contrast. A black chess piece and white chess pieces should look distinct in dim light. That's one reason the classic black and white chess set endures.
- Fit. A common guideline puts the king's base at roughly 75 to 80 percent of a square's width. Check this before buying pieces for a board you already own.
- What's included. A chess piece set is pieces only. A marble chess board set includes the board too.
Craftsmanship matters for value, too. Handmade chess pieces, carved and polished one at a time, cost more than molded resin, and you can see the difference in the edges and the finish. Compare listings by detail, not by price alone. If you already own a board you love, browse stone chess pieces sets to find a size that fits your squares.
Stone chess pieces are heavy and can chip if dropped, so they suit a home table better than a travel bag or very young players.
They tend to be a great fit for adults who play at home, collectors, and anyone who wants a set that doubles as decor. For the same reason, onyx chess pieces and marble chess pieces both make strong gifts, and a full onyx chess set looks as good on a coffee table as it plays.
FAQs
Are knights or bishops better in chess?
Neither is better overall. Bishops lean ahead in open positions, and knights lean ahead in closed ones.
Is a bishop worth more than a knight?
Both score about three points. Many players give the bishop a small edge in open positions, and the bishop pair is often worth more than two single minor pieces.
What is the bishop pair?
It means owning both of your bishops, one for each square color. Together they cover the whole board.
Can a bishop and knight checkmate together?
Yes, with a king, bishop, and knight against a lone king, though it's hard to pull off. One minor piece alone can't force checkmate.
Is a bishop or a knight easier for beginners?
Many beginners find bishops easier to read because their lines are straight. Knights take more practice to visualize.
What is the difference between a chess piece set and a marble chess board set?
A chess piece set contains only the pieces. A marble chess board set includes the board as well.