diff --git a/tests/crypto/secp256r1/CMakeLists.txt b/tests/crypto/secp256r1/CMakeLists.txt
new file mode 100644
index 00000000000..7a521ccddca
--- /dev/null
+++ b/tests/crypto/secp256r1/CMakeLists.txt
@@ -0,0 +1,10 @@
+# Copyright (c) 2024 Nordic Semiconductor ASA
+# SPDX-License-Identifier: Apache-2.0
+
+
+cmake_minimum_required(VERSION 3.20.0)
+find_package(Zephyr REQUIRED HINTS $ENV{ZEPHYR_BASE})
+project(mbedtls)
+
+FILE(GLOB app_sources src/*.c)
+target_sources(app PRIVATE ${app_sources})
diff --git a/tests/crypto/secp256r1/mbedtls.conf b/tests/crypto/secp256r1/mbedtls.conf
new file mode 100644
index 00000000000..79af8d17368
--- /dev/null
+++ b/tests/crypto/secp256r1/mbedtls.conf
@@ -0,0 +1,15 @@
+CONFIG_MBEDTLS=y
+CONFIG_MBEDTLS_PSA_CRYPTO_C=y
+CONFIG_MBEDTLS_PSA_P256M_DRIVER_ENABLED=y
+
+CONFIG_PSA_WANT_KEY_TYPE_ECC_KEY_PAIR_BASIC=y
+CONFIG_PSA_WANT_KEY_TYPE_ECC_KEY_PAIR_IMPORT=y
+CONFIG_PSA_WANT_KEY_TYPE_ECC_KEY_PAIR_EXPORT=y
+CONFIG_PSA_WANT_KEY_TYPE_ECC_KEY_PAIR_GENERATE=y
+CONFIG_PSA_WANT_KEY_TYPE_ECC_KEY_PAIR_DERIVE=y
+CONFIG_PSA_WANT_ECC_SECP_R1_256=y
+CONFIG_PSA_WANT_ALG_ECDH=y
+CONFIG_PSA_WANT_ALG_ECDSA=y
+
+CONFIG_MBEDTLS_PSA_CRYPTO_EXTERNAL_RNG=y
+CONFIG_ENTROPY_GENERATOR=y
diff --git a/tests/crypto/secp256r1/prj.conf b/tests/crypto/secp256r1/prj.conf
new file mode 100644
index 00000000000..2c29f4bb895
--- /dev/null
+++ b/tests/crypto/secp256r1/prj.conf
@@ -0,0 +1,2 @@
+CONFIG_ZTEST_STACK_SIZE=8192
+CONFIG_ZTEST=y
diff --git a/tests/crypto/secp256r1/src/main.c b/tests/crypto/secp256r1/src/main.c
new file mode 100644
index 00000000000..0126e040c4c
--- /dev/null
+++ b/tests/crypto/secp256r1/src/main.c
@@ -0,0 +1,85 @@
+/*
+ * Copyright (c) 2024 Nordic Semiconductor ASA
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+/*
+ * Simple test to show support for secp256r1 curve with either MbedTLS and
+ * TinyCrypt. Operations are pretty simple:
+ * - generate 2 keys
+ * - perform key agreement.
+ * The idea is to provide a way to compare memory footprint for the very
+ * same kind of implemented feature between the 2 crypto libraries.
+ */
+
+#include <zephyr/ztest.h>
+
+#if defined(CONFIG_MBEDTLS)
+#include "psa/crypto.h"
+#else
+#include "zephyr/random/random.h"
+#include "tinycrypt/constants.h"
+#include "tinycrypt/ecc.h"
+#include "tinycrypt/ecc_dh.h"
+#endif
+
+#if defined(CONFIG_MBEDTLS)
+ZTEST_USER(test_fn, test_mbedtls)
+{
+	psa_status_t status;
+	psa_key_attributes_t key_attr = PSA_KEY_ATTRIBUTES_INIT;
+	mbedtls_svc_key_id_t key_id_1 = MBEDTLS_SVC_KEY_ID_INIT;
+	mbedtls_svc_key_id_t key_id_2 = MBEDTLS_SVC_KEY_ID_INIT;
+	uint8_t public_key_2[65];
+	size_t public_key_2_len;
+	uint8_t secret[32];
+	size_t secret_len;
+
+	psa_set_key_type(&key_attr, PSA_KEY_TYPE_ECC_KEY_PAIR(PSA_ECC_FAMILY_SECP_R1));
+	psa_set_key_bits(&key_attr, 256);
+	psa_set_key_usage_flags(&key_attr, PSA_KEY_USAGE_EXPORT | PSA_KEY_USAGE_DERIVE);
+	psa_set_key_algorithm(&key_attr, PSA_ALG_ECDH);
+
+	status = psa_generate_key(&key_attr, &key_id_1);
+	zassert_equal(status, PSA_SUCCESS, "Unable to generate 1st EC key (%d)", status);
+
+	status = psa_generate_key(&key_attr, &key_id_2);
+	zassert_equal(status, PSA_SUCCESS, "Unable to generate 1st EC key (%d)", status);
+
+	status = psa_export_public_key(key_id_2, public_key_2, sizeof(public_key_2),
+					&public_key_2_len);
+	zassert_equal(status, PSA_SUCCESS, "Unable to export public key (%d)", status);
+
+	status = psa_raw_key_agreement(PSA_ALG_ECDH, key_id_1, public_key_2, public_key_2_len,
+					secret, sizeof(secret), &secret_len);
+	zassert_equal(status, PSA_SUCCESS, "Unable to compute shared secret (%d)", status);
+}
+#else /* CONFIG_TINYCRYPT */
+ZTEST_USER(test_fn, test_tinycrypt)
+{
+	uint8_t public_key_1[64], public_key_2[64];
+	uint8_t private_key_1[32], private_key_2[32];
+	uint8_t secret[32];
+	int ret;
+
+	ret = uECC_make_key(public_key_1, private_key_1, &curve_secp256r1);
+	zassert_equal(ret, TC_CRYPTO_SUCCESS, "Unable to generate 1st EC key (%d)", ret);
+
+	ret = uECC_make_key(public_key_2, private_key_2, &curve_secp256r1);
+	zassert_equal(ret, TC_CRYPTO_SUCCESS, "Unable to generate 2nd EC key (%d)", ret);
+
+	ret = uECC_valid_public_key(public_key_2, &curve_secp256r1);
+	zassert_equal(ret, 0, "Invalid public key (%d)", ret);
+
+	ret = uECC_shared_secret(public_key_2, private_key_1, secret, &curve_secp256r1);
+	zassert_equal(ret, TC_CRYPTO_SUCCESS, "Unable to compute the shared secret (%d)", ret);
+}
+
+int default_CSPRNG(uint8_t *dst, unsigned int len)
+{
+	return (sys_csrand_get(dst, len) == 0);
+}
+#endif /* CONFIG_TINYCRYPT */
+
+ZTEST_SUITE(test_fn, NULL, NULL, NULL, NULL, NULL);
diff --git a/tests/crypto/secp256r1/testcase.yaml b/tests/crypto/secp256r1/testcase.yaml
new file mode 100644
index 00000000000..9ee4cbaf561
--- /dev/null
+++ b/tests/crypto/secp256r1/testcase.yaml
@@ -0,0 +1,15 @@
+common:
+  filter: dt_chosen_enabled("zephyr,entropy") and
+          CONFIG_CSPRNG_ENABLED and
+          CONFIG_HARDWARE_DEVICE_CS_GENERATOR and
+          not CONFIG_BUILD_WITH_TFM and
+          not (CONFIG_MBEDTLS and CONFIG_TINYCRYPT)
+  tags:
+    - mbedtls
+    - tinycrypt
+    - p256-m
+tests:
+  crypto.secp256r1.mbedtls:
+    extra_args: OVERLAY_CONFIG=mbedtls.conf
+  crypto.secp256r1.tinycrypt:
+    extra_args: OVERLAY_CONFIG=tinycrypt.conf
diff --git a/tests/crypto/secp256r1/tinycrypt.conf b/tests/crypto/secp256r1/tinycrypt.conf
new file mode 100644
index 00000000000..1992ea96414
--- /dev/null
+++ b/tests/crypto/secp256r1/tinycrypt.conf
@@ -0,0 +1,5 @@
+CONFIG_TINYCRYPT=y
+CONFIG_TINYCRYPT_ECC_DH=y
+CONFIG_TINYCRYPT_ECC_DSA=y
+
+CONFIG_ENTROPY_GENERATOR=y