The Samsung Galaxy A54 and A34 have several differences in terms of specifications:
Size and Weight: The A54 measures 158.2 x 76.7 x 8.2 mm and weighs 202g, while the A34 measures 161.3 x 78.1 x 8.2 mm and weighs 199g. The A34 has a slightly larger display at 6.6 inches compared to the A54's 6.4 inches.
Processor: The A54 is powered by an Exynos 1380 (5 nm) chipset and has an Octa-core (4x2.4 GHz Cortex-A78 & 4x2.0 GHz Cortex-A55) CPU, while the A34 has a Mediatek MT6877V Dimensity 1080 (6 nm) chipset and an Octa-core (2x2.6 GHz Cortex-A78 & 6x2.0 GHz Cortex-A55) CPU.
Camera: The A54 has a 50MP primary camera, a 12MP ultrawide camera, and a 5MP macro camera, while the A34 has a 48MP primary camera, an 8MP ultrawide camera, and a 5MP macro camera. The A54 also has a higher resolution front-facing camera at 32MP compared to the A34's 13MP.
Connectivity: The A54 is also equipped with Wi-Fi 6 and Bluetooth 5.3, while the A34 has Wi-Fi 5 and Bluetooth 5.3