diff --git a/tests/benchmarks/app_kernel/src/master.c b/tests/benchmarks/app_kernel/src/master.c
index c8110479f59..0b5c8976910 100644
--- a/tests/benchmarks/app_kernel/src/master.c
+++ b/tests/benchmarks/app_kernel/src/master.c
@@ -53,6 +53,7 @@ K_APPMEM_PARTITION_DEFINE(bench_mem_partition);
 
 K_MSGQ_DEFINE(DEMOQX1, 1, 500, 4);
 K_MSGQ_DEFINE(DEMOQX4, 4, 500, 4);
+K_MSGQ_DEFINE(DEMOQX192, 192, 500, 4);
 K_MSGQ_DEFINE(MB_COMM, 12, 1, 4);
 K_MSGQ_DEFINE(CH_COMM, 12, 1, 4);
 
@@ -207,9 +208,9 @@ int main(void)
 			recvtask, (void *)(uintptr_t)true, NULL, NULL,
 			5, K_USER, K_FOREVER);
 
-	k_thread_access_grant(&recv_thread, &DEMOQX1, &DEMOQX4, &MB_COMM,
-			      &CH_COMM, &SEM0, &SEM1, &SEM2, &SEM3, &SEM4,
-			      &STARTRCV, &DEMO_MUTEX,
+	k_thread_access_grant(&recv_thread, &DEMOQX1, &DEMOQX4, &DEMOQX192,
+			      &MB_COMM, &CH_COMM, &SEM0, &SEM1, &SEM2, &SEM3,
+			      &SEM4, &STARTRCV, &DEMO_MUTEX,
 			      &PIPE_NOBUFF, &PIPE_SMALLBUFF, &PIPE_BIGBUFF);
 
 	k_thread_start(&recv_thread);
@@ -231,9 +232,9 @@ int main(void)
 			recvtask, (void *)(uintptr_t)true, NULL, NULL,
 			5, 0, K_FOREVER);
 
-	k_thread_access_grant(&test_thread, &DEMOQX1, &DEMOQX4, &MB_COMM,
-			      &CH_COMM, &SEM0, &SEM1, &SEM2, &SEM3, &SEM4,
-			      &STARTRCV, &DEMO_MUTEX,
+	k_thread_access_grant(&test_thread, &DEMOQX1, &DEMOQX4, &DEMOQX192,
+			      &MB_COMM, &CH_COMM, &SEM0, &SEM1, &SEM2, &SEM3,
+			      &SEM4, &STARTRCV, &DEMO_MUTEX,
 			      &PIPE_NOBUFF, &PIPE_SMALLBUFF, &PIPE_BIGBUFF);
 
 	k_thread_start(&recv_thread);
@@ -255,13 +256,13 @@ int main(void)
 			recvtask, (void *)(uintptr_t)true, NULL, NULL,
 			5, K_USER, K_FOREVER);
 
-	k_thread_access_grant(&test_thread, &DEMOQX1, &DEMOQX4, &MB_COMM,
-			      &CH_COMM, &SEM0, &SEM1, &SEM2, &SEM3, &SEM4,
-			      &STARTRCV, &DEMO_MUTEX,
+	k_thread_access_grant(&test_thread, &DEMOQX1, &DEMOQX4, &DEMOQX192,
+			      &MB_COMM, &CH_COMM, &SEM0, &SEM1, &SEM2, &SEM3,
+			      &SEM4, &STARTRCV, &DEMO_MUTEX,
 			      &PIPE_NOBUFF, &PIPE_SMALLBUFF, &PIPE_BIGBUFF);
-	k_thread_access_grant(&recv_thread, &DEMOQX1, &DEMOQX4, &MB_COMM,
-			      &CH_COMM, &SEM0, &SEM1, &SEM2, &SEM3, &SEM4,
-			      &STARTRCV, &DEMO_MUTEX,
+	k_thread_access_grant(&recv_thread, &DEMOQX1, &DEMOQX4, &DEMOQX192,
+			      &MB_COMM, &CH_COMM, &SEM0, &SEM1, &SEM2, &SEM3,
+			      &SEM4, &STARTRCV, &DEMO_MUTEX,
 			      &PIPE_NOBUFF, &PIPE_SMALLBUFF, &PIPE_BIGBUFF);
 
 	k_thread_start(&recv_thread);
diff --git a/tests/benchmarks/app_kernel/src/master.h b/tests/benchmarks/app_kernel/src/master.h
index 18b1e9f63ed..9f9c902afa9 100644
--- a/tests/benchmarks/app_kernel/src/master.h
+++ b/tests/benchmarks/app_kernel/src/master.h
@@ -93,6 +93,7 @@ extern struct k_sem STARTRCV;
 
 extern struct k_msgq DEMOQX1;
 extern struct k_msgq DEMOQX4;
+extern struct k_msgq DEMOQX192;
 extern struct k_msgq MB_COMM;
 extern struct k_msgq CH_COMM;
 
diff --git a/tests/benchmarks/app_kernel/src/msgq_b.c b/tests/benchmarks/app_kernel/src/msgq_b.c
index 09bde6a4dc9..a542fdf7355 100644
--- a/tests/benchmarks/app_kernel/src/msgq_b.c
+++ b/tests/benchmarks/app_kernel/src/msgq_b.c
@@ -58,6 +58,26 @@ void message_queue_test(void)
 	PRINT_F(FORMAT, "dequeue 4 bytes msg in MSGQ",
 		SYS_CLOCK_HW_CYCLES_TO_NS_AVG(et, NR_OF_MSGQ_RUNS));
 
+	start = timing_timestamp_get();
+	for (i = 0; i < NR_OF_MSGQ_RUNS; i++) {
+		k_msgq_put(&DEMOQX192, data_bench, K_FOREVER);
+	}
+	end = timing_timestamp_get();
+	et = (uint32_t)timing_cycles_get(&start, &end);
+
+	PRINT_F(FORMAT, "enqueue 192 bytes msg in MSGQ",
+		SYS_CLOCK_HW_CYCLES_TO_NS_AVG(et, NR_OF_MSGQ_RUNS));
+
+	start = timing_timestamp_get();
+	for (i = 0; i < NR_OF_MSGQ_RUNS; i++) {
+		k_msgq_get(&DEMOQX192, data_bench, K_FOREVER);
+	}
+	end = timing_timestamp_get();
+	et = (uint32_t)timing_cycles_get(&start, &end);
+
+	PRINT_F(FORMAT, "dequeue 192 bytes msg in MSGQ",
+		SYS_CLOCK_HW_CYCLES_TO_NS_AVG(et, NR_OF_MSGQ_RUNS));
+
 	k_sem_give(&STARTRCV);
 
 	start = timing_timestamp_get();
@@ -81,4 +101,15 @@ void message_queue_test(void)
 	PRINT_F(FORMAT,
 		"enqueue 4 bytes in MSGQ to a waiting higher priority task",
 		SYS_CLOCK_HW_CYCLES_TO_NS_AVG(et, NR_OF_MSGQ_RUNS));
+
+	start = timing_timestamp_get();
+	for (i = 0; i < NR_OF_MSGQ_RUNS; i++) {
+		k_msgq_put(&DEMOQX192, data_bench, K_FOREVER);
+	}
+	end = timing_timestamp_get();
+	et = (uint32_t)timing_cycles_get(&start, &end);
+
+	PRINT_F(FORMAT,
+		"enqueue 192 bytes in MSGQ to a waiting higher priority task",
+		SYS_CLOCK_HW_CYCLES_TO_NS_AVG(et, NR_OF_MSGQ_RUNS));
 }
diff --git a/tests/benchmarks/app_kernel/src/msgq_r.c b/tests/benchmarks/app_kernel/src/msgq_r.c
index 91722ee364d..dcef1be80ff 100644
--- a/tests/benchmarks/app_kernel/src/msgq_r.c
+++ b/tests/benchmarks/app_kernel/src/msgq_r.c
@@ -11,18 +11,24 @@
 
 /* message queue transfer speed test */
 
+static BENCH_BMEM char buffer[192];
+
 /**
  * @brief Data receive task
  */
 void dequtask(void)
 {
-	int x, i;
+	int i;
 
 	for (i = 0; i < NR_OF_MSGQ_RUNS; i++) {
-		k_msgq_get(&DEMOQX1, &x, K_FOREVER);
+		k_msgq_get(&DEMOQX1, buffer, K_FOREVER);
 	}
 
 	for (i = 0; i < NR_OF_MSGQ_RUNS; i++) {
-		k_msgq_get(&DEMOQX4, &x, K_FOREVER);
+		k_msgq_get(&DEMOQX4, buffer, K_FOREVER);
+	}
+
+	for (i = 0; i < NR_OF_MSGQ_RUNS; i++) {
+		k_msgq_get(&DEMOQX192, buffer, K_FOREVER);
 	}
 }