diff --git a/test/ipa/libipa/fixedpoint.cpp b/test/ipa/libipa/fixedpoint.cpp
index 6f6ef4ce258e..4bffd40f5a63 100644
--- a/test/ipa/libipa/fixedpoint.cpp
+++ b/test/ipa/libipa/fixedpoint.cpp
@@ -20,6 +20,9 @@ using namespace std;
 using namespace libcamera;
 using namespace ipa;
 
+/* Q4_7(-8 .. 7.99219)  Min: Q:0x0400 V:-8 -- Max: Q:0x03ff V:7.99219 Step:0.0078125 */
+using Q4_7 = Quantized<FixedPointQTraits<4, 7, int16_t>>;
+
 class FixedPointUtilsTest : public Test
 {
 protected:
@@ -171,6 +174,21 @@ protected:
 		fails += quantizedCheck<UQ1_7>(1.0f,   0b1'0000000, 1.0f);		/* Mid */
 		fails += quantizedCheck<UQ1_7>(1.992f, 0b1'1111111, 1.99219f);		/* Max */
 
+		/* Q4_7(-8 .. 7.99219)  Min: Q:0x0400 F:-8 -- Max: Q:0x03FF V:7.99219 Step:0.0078125 */
+		introduce<Q4_7>("Q4_7"); /* No Sign Extension */
+		fails += quantizedCheck<Q4_7>(-8.0f,   0b1000'0000000, -8.0f);		/* Min */
+		fails += quantizedCheck<Q4_7>(-0.008f, 0b1111'1111111, -0.0078125);	/* -1 step */
+		fails += quantizedCheck<Q4_7>( 0.0f,   0b0000'0000000,  0.0f);		/* Zero */
+		fails += quantizedCheck<Q4_7>( 0.008f, 0b0000'0000001,  0.0078125f);	/* +1 step */
+		fails += quantizedCheck<Q4_7>( 7.992f, 0b0111'1111111,  7.99219f);	/* Max */
+
+		/* Retain additional tests from original testFixedPoint() */
+		fails += quantizedCheck<Q4_7>( 0.2f, 0b0000'0011010,  0.203125f);	/* 0x01a */
+		fails += quantizedCheck<Q4_7>(-0.2f, 0b1111'1100110, -0.203125f);	/* 0x7e6 */
+		fails += quantizedCheck<Q4_7>(-0.8f, 0b1111'0011010, -0.796875f);	/* 0x79a */
+		fails += quantizedCheck<Q4_7>(-0.4f, 0b1111'1001101, -0.398438f);	/* 0x7cd */
+		fails += quantizedCheck<Q4_7>(-1.4f, 0b1110'1001101, -1.39844f);	/* 0x74d */
+
 		/* Test Q12.4 */
 		introduce<Q12_4>("Q12.4");