diff --git a/osu.Game.Modes.Taiko/Objects/Drawables/DrawableSwell.cs b/osu.Game.Modes.Taiko/Objects/Drawables/DrawableSwell.cs
index e1a590a025..1e440df69a 100644
--- a/osu.Game.Modes.Taiko/Objects/Drawables/DrawableSwell.cs
+++ b/osu.Game.Modes.Taiko/Objects/Drawables/DrawableSwell.cs
@@ -65,7 +65,7 @@ namespace osu.Game.Modes.Taiko.Objects.Drawables
                             Anchor = Anchor.Centre,
                             Origin = Anchor.Centre,
                             Alpha = 0,
-                            Size = new Vector2(TaikoHitObject.CIRCLE_RADIUS * 2),
+                            Size = new Vector2(TaikoHitObject.DEFAULT_CIRCLE_DIAMETER),
                             BlendingMode = BlendingMode.Additive,
                             Masking = true,
                             Children = new []
@@ -82,7 +82,7 @@ namespace osu.Game.Modes.Taiko.Objects.Drawables
                             Name = "Target ring (thick border)",
                             Anchor = Anchor.Centre,
                             Origin = Anchor.Centre,
-                            Size = new Vector2(TaikoHitObject.CIRCLE_RADIUS * 2),
+                            Size = new Vector2(TaikoHitObject.DEFAULT_CIRCLE_DIAMETER),
                             Masking = true,
                             BorderThickness = target_ring_thick_border,
                             BlendingMode = BlendingMode.Additive,
diff --git a/osu.Game.Modes.Taiko/Objects/Drawables/Pieces/CirclePiece.cs b/osu.Game.Modes.Taiko/Objects/Drawables/Pieces/CirclePiece.cs
index f921511e22..216e05ebc4 100644
--- a/osu.Game.Modes.Taiko/Objects/Drawables/Pieces/CirclePiece.cs
+++ b/osu.Game.Modes.Taiko/Objects/Drawables/Pieces/CirclePiece.cs
@@ -19,15 +19,10 @@ namespace osu.Game.Modes.Taiko.Objects.Drawables.Pieces
     /// </summary>
     public class CirclePiece : TaikoPiece
     {
-        public const float SYMBOL_SIZE = TaikoHitObject.CIRCLE_RADIUS * 2f * 0.45f;
+        public const float SYMBOL_SIZE = TaikoHitObject.DEFAULT_CIRCLE_DIAMETER * 0.45f;
         public const float SYMBOL_BORDER = 8;
         public const float SYMBOL_INNER_SIZE = SYMBOL_SIZE - 2 * SYMBOL_BORDER;
 
-        /// <summary>
-        /// The amount to scale up the base circle to show it as a "strong" piece.
-        /// </summary>
-        private const float strong_scale = 1.5f;
-
         /// <summary>
         /// The colour of the inner circle and outer glows.
         /// </summary>
@@ -129,10 +124,10 @@ namespace osu.Game.Modes.Taiko.Objects.Drawables.Pieces
 
             if (isStrong)
             {
-                Size *= strong_scale;
+                Size *= TaikoHitObject.STRONG_CIRCLE_DIAMETER_SCALE;
 
                 //default for symbols etc.
-                Content.Scale *= strong_scale;
+                Content.Scale *= TaikoHitObject.STRONG_CIRCLE_DIAMETER_SCALE;
             }
         }
 
diff --git a/osu.Game.Modes.Taiko/Objects/Drawables/Pieces/TaikoPiece.cs b/osu.Game.Modes.Taiko/Objects/Drawables/Pieces/TaikoPiece.cs
index a0c8865c59..2220438a4a 100644
--- a/osu.Game.Modes.Taiko/Objects/Drawables/Pieces/TaikoPiece.cs
+++ b/osu.Game.Modes.Taiko/Objects/Drawables/Pieces/TaikoPiece.cs
@@ -39,7 +39,7 @@ namespace osu.Game.Modes.Taiko.Objects.Drawables.Pieces
         public TaikoPiece()
         {
             //just a default
-            Size = new Vector2(TaikoHitObject.CIRCLE_RADIUS * 2);
+            Size = new Vector2(TaikoHitObject.DEFAULT_CIRCLE_DIAMETER);
         }
     }
 }
diff --git a/osu.Game.Modes.Taiko/Objects/Drawables/Pieces/TickPiece.cs b/osu.Game.Modes.Taiko/Objects/Drawables/Pieces/TickPiece.cs
index 697102eb22..53e795e2e2 100644
--- a/osu.Game.Modes.Taiko/Objects/Drawables/Pieces/TickPiece.cs
+++ b/osu.Game.Modes.Taiko/Objects/Drawables/Pieces/TickPiece.cs
@@ -15,12 +15,12 @@ namespace osu.Game.Modes.Taiko.Objects.Drawables.Pieces
         /// Any tick that is not the first for a drumroll is not filled, but is instead displayed
         /// as a hollow circle. This is what controls the border width of that circle.
         /// </summary>
-        private const float tick_border_width = TaikoHitObject.CIRCLE_RADIUS / 2 / 4;
+        private const float tick_border_width = TaikoHitObject.DEFAULT_CIRCLE_DIAMETER / 16;
 
         /// <summary>
         /// The size of a tick.
         /// </summary>
-        private const float tick_size = TaikoHitObject.CIRCLE_RADIUS / 2;
+        private const float tick_size = TaikoHitObject.DEFAULT_CIRCLE_DIAMETER / 4;
 
         private bool filled;
         public bool Filled
diff --git a/osu.Game.Modes.Taiko/Objects/TaikoHitObject.cs b/osu.Game.Modes.Taiko/Objects/TaikoHitObject.cs
index 54ab8c5300..ebc9b19d3a 100644
--- a/osu.Game.Modes.Taiko/Objects/TaikoHitObject.cs
+++ b/osu.Game.Modes.Taiko/Objects/TaikoHitObject.cs
@@ -4,15 +4,31 @@
 using osu.Game.Beatmaps.Timing;
 using osu.Game.Database;
 using osu.Game.Modes.Objects;
+using osu.Game.Modes.Taiko.UI;
 
 namespace osu.Game.Modes.Taiko.Objects
 {
     public abstract class TaikoHitObject : HitObject
     {
         /// <summary>
-        /// HitCircle radius.
+        /// Diameter of a circle relative to the size of the <see cref="TaikoPlayfield"/>.
         /// </summary>
-        public const float CIRCLE_RADIUS = 42f;
+        public const float PLAYFIELD_RELATIVE_DIAMETER = 0.5f;
+
+        /// <summary>
+        /// Scale multiplier for a strong circle.
+        /// </summary>
+        public const float STRONG_CIRCLE_DIAMETER_SCALE = 1.5f;
+
+        /// <summary>
+        /// Default circle diameter.
+        /// </summary>
+        public const float DEFAULT_CIRCLE_DIAMETER = TaikoPlayfield.DEFAULT_PLAYFIELD_HEIGHT * PLAYFIELD_RELATIVE_DIAMETER;
+
+        /// <summary>
+        /// Default strong circle diameter.
+        /// </summary>
+        public const float DEFAULT_STRONG_CIRCLE_DIAMETER = DEFAULT_CIRCLE_DIAMETER * STRONG_CIRCLE_DIAMETER_SCALE;
 
         /// <summary>
         /// The time taken from the initial (off-screen) spawn position to the centre of the hit target for a <see cref="ControlPoint.BeatLength"/> of 1000ms.
diff --git a/osu.Game.Modes.Taiko/UI/HitExplosion.cs b/osu.Game.Modes.Taiko/UI/HitExplosion.cs
index eb43c1a5d0..e4e329523f 100644
--- a/osu.Game.Modes.Taiko/UI/HitExplosion.cs
+++ b/osu.Game.Modes.Taiko/UI/HitExplosion.cs
@@ -18,11 +18,6 @@ namespace osu.Game.Modes.Taiko.UI
     /// </summary>
     internal class HitExplosion : CircularContainer
     {
-        /// <summary>
-        /// The size multiplier of a hit explosion if a hit object has been hit with the second key.
-        /// </summary>
-        private const float secondhit_size_multiplier = 1.5f;
-
         /// <summary>
         /// The judgement this hit explosion visualises.
         /// </summary>
@@ -34,7 +29,7 @@ namespace osu.Game.Modes.Taiko.UI
         {
             Judgement = judgement;
 
-            Size = new Vector2(TaikoHitObject.CIRCLE_RADIUS * 2);
+            Size = new Vector2(TaikoHitObject.DEFAULT_CIRCLE_DIAMETER);
 
             Anchor = Anchor.Centre;
             Origin = Anchor.Centre;
@@ -85,7 +80,7 @@ namespace osu.Game.Modes.Taiko.UI
         /// </summary>
         public void VisualiseSecondHit()
         {
-            ResizeTo(Size * secondhit_size_multiplier, 50);
+            ResizeTo(Size * TaikoHitObject.STRONG_CIRCLE_DIAMETER_SCALE, 50);
         }
     }
 }
diff --git a/osu.Game.Modes.Taiko/UI/HitTarget.cs b/osu.Game.Modes.Taiko/UI/HitTarget.cs
index f5d6a3b797..b22dc1d647 100644
--- a/osu.Game.Modes.Taiko/UI/HitTarget.cs
+++ b/osu.Game.Modes.Taiko/UI/HitTarget.cs
@@ -15,16 +15,6 @@ namespace osu.Game.Modes.Taiko.UI
     /// </summary>
     internal class HitTarget : Container
     {
-        /// <summary>
-        /// Diameter of normal hit object circles.
-        /// </summary>
-        private const float normal_diameter = TaikoHitObject.CIRCLE_RADIUS * 2;
-
-        /// <summary>
-        /// Diameter of strong hit object circles.
-        /// </summary>
-        private const float strong_hit_diameter = normal_diameter * 1.5f;
-
         /// <summary>
         /// The 1px inner border of the taiko playfield.
         /// </summary>
@@ -47,7 +37,7 @@ namespace osu.Game.Modes.Taiko.UI
                     Anchor = Anchor.TopCentre,
                     Origin = Anchor.TopCentre,
                     Y = border_offset,
-                    Size = new Vector2(border_thickness, (TaikoPlayfield.DEFAULT_PLAYFIELD_HEIGHT - strong_hit_diameter) / 2f - border_offset),
+                    Size = new Vector2(border_thickness, (TaikoPlayfield.DEFAULT_PLAYFIELD_HEIGHT - TaikoHitObject.DEFAULT_STRONG_CIRCLE_DIAMETER) / 2f - border_offset),
                     Alpha = 0.1f
                 },
                 new CircularContainer
@@ -55,7 +45,7 @@ namespace osu.Game.Modes.Taiko.UI
                     Name = "Strong Hit Ring",
                     Anchor = Anchor.Centre,
                     Origin = Anchor.Centre,
-                    Size = new Vector2(strong_hit_diameter),
+                    Size = new Vector2(TaikoHitObject.DEFAULT_STRONG_CIRCLE_DIAMETER),
                     Masking = true,
                     BorderColour = Color4.White,
                     BorderThickness = border_thickness,
@@ -75,7 +65,7 @@ namespace osu.Game.Modes.Taiko.UI
                     Name = "Normal Hit Ring",
                     Anchor = Anchor.Centre,
                     Origin = Anchor.Centre,
-                    Size = new Vector2(normal_diameter),
+                    Size = new Vector2(TaikoHitObject.DEFAULT_CIRCLE_DIAMETER),
                     Masking = true,
                     BorderColour = Color4.White,
                     BorderThickness = border_thickness,
@@ -96,7 +86,7 @@ namespace osu.Game.Modes.Taiko.UI
                     Anchor = Anchor.BottomCentre,
                     Origin = Anchor.BottomCentre,
                     Y = -border_offset,
-                    Size = new Vector2(border_thickness, (TaikoPlayfield.DEFAULT_PLAYFIELD_HEIGHT - strong_hit_diameter) / 2f - border_offset),
+                    Size = new Vector2(border_thickness, (TaikoPlayfield.DEFAULT_PLAYFIELD_HEIGHT - TaikoHitObject.DEFAULT_STRONG_CIRCLE_DIAMETER) / 2f - border_offset),
                     Alpha = 0.1f
                 },
             };
diff --git a/osu.Game.Modes.Taiko/UI/TaikoPlayfield.cs b/osu.Game.Modes.Taiko/UI/TaikoPlayfield.cs
index 0407cbc5fd..ad21f22d1e 100644
--- a/osu.Game.Modes.Taiko/UI/TaikoPlayfield.cs
+++ b/osu.Game.Modes.Taiko/UI/TaikoPlayfield.cs
@@ -25,12 +25,12 @@ namespace osu.Game.Modes.Taiko.UI
         /// The play field height. This is relative to the size of hit objects
         /// such that the playfield is just a bit larger than strong hits.
         /// </summary>
-        public const float DEFAULT_PLAYFIELD_HEIGHT = TaikoHitObject.CIRCLE_RADIUS * 2 * 2;
+        public const float DEFAULT_PLAYFIELD_HEIGHT = 168f;
 
         /// <summary>
         /// The offset from <see cref="left_area_size"/> which the center of the hit target lies at.
         /// </summary>
-        private const float hit_target_offset = TaikoHitObject.CIRCLE_RADIUS * 1.5f + 40;
+        private const float hit_target_offset = TaikoHitObject.DEFAULT_STRONG_CIRCLE_DIAMETER / 2f + 40;
 
         /// <summary>
         /// The size of the left area of the playfield. This area contains the input drum.