diff --git a/dlls/d3d11/tests/d3d11.c b/dlls/d3d11/tests/d3d11.c
index 37ec829cd78..3ae05537a1e 100644
--- a/dlls/d3d11/tests/d3d11.c
+++ b/dlls/d3d11/tests/d3d11.c
@@ -1011,7 +1011,7 @@ static void check_readback_data_u8_(unsigned int line, struct resource_readback
             for (x = rect->left; x < rect->right; ++x)
             {
                 value = get_readback_u8(rb, x, y, z);
-                if (abs((int)value - (int)expected_value) > max_diff)
+                if (!compare_uint(value, expected_value, max_diff))
                     goto done;
             }
         }
@@ -1046,7 +1046,7 @@ static void check_readback_data_u16_(unsigned int line, struct resource_readback
             for (x = rect->left; x < rect->right; ++x)
             {
                 value = get_readback_u16(rb, x, y, z);
-                if (abs((int)value - (int)expected_value) > max_diff)
+                if (!compare_uint(value, expected_value, max_diff))
                     goto done;
             }
         }
@@ -1081,7 +1081,7 @@ static void check_readback_data_u24_(unsigned int line, struct resource_readback
             for (x = rect->left; x < rect->right; ++x)
             {
                 value = get_readback_u32(rb, x, y, z) >> shift;
-                if (abs((int)value - (int)expected_value) > max_diff)
+                if (!compare_uint(value, expected_value, max_diff))
                     goto done;
             }
         }
@@ -25841,7 +25841,7 @@ static void test_depth_bias(void)
                                 u32 = get_readback_data(&rb, 0, y, 0, sizeof(*u32));
                                 u32_value = *u32 >> shift;
                                 expected_value = depth * 16777215.0f + 0.5f;
-                                all_match = abs(u32_value - expected_value) <= 3;
+                                all_match = compare_uint(u32_value, expected_value, 3);
                                 ok(all_match,
                                         "Got value %#x (%.8e), expected %#x (%.8e).\n",
                                         u32_value, u32_value / 16777215.0f,
@@ -25850,7 +25850,7 @@ static void test_depth_bias(void)
                             case DXGI_FORMAT_D16_UNORM:
                                 u16 = get_readback_data(&rb, 0, y, 0, sizeof(*u16));
                                 expected_value = depth * 65535.0f + 0.5f;
-                                all_match = abs(*u16 - expected_value) <= 1;
+                                all_match = compare_uint(*u16, expected_value, 1);
                                 ok(all_match,
                                         "Got value %#x (%.8e), expected %#x (%.8e).\n",
                                         *u16, *u16 / 65535.0f, expected_value, expected_value / 65535.0f);