Global smartphone industry wholesale revenue declined -5% YoY due to smartphone shipments which fell -14% YoY in Q1 2023, while smartphone ASP grew +10% YoY reaching the record high first quarter performance. Apple maintained leadership and gained revenue share annually. Samsung followed with the marginal improved revenue share from last year. OPPO (OnePlus) gained revenue share and placed third position followed by Xiaomi and Vivo. Honor remained at the 6th. Huawei also maintained its 7th place, followed by Lenovo-Motorola, Transsion and Realme. Our extensive report provides quarterly global handset and smartphone shipments, wholesale (transfer) pricing, revenue metrics, as well as operating profit and margin for 28 major vendors from Q1 2010 to Q1 2023. Global smartphone vendor market share by price-tier and global revenue-share tracking by PRICE-TIER for all 28 vendors are also included. This report is a vital tool for monitoring the financial health and tiered market share of leading brands such as Samsung, Apple, Huawei, Xiaomi, OPPO, VIVO, and others.