Samsung Galaxy S21 — AI Deals (US) https://topsby.ai/us/galaxy-s21-deals-today/ AI-curated top picks, updated daily Fri, 24 Apr 2026 13:00:48 GMT #1: Samsung Galaxy S21 SM-G991U 128gb Gray Verizon Small Dot — $79.99 https://topsby.ai/us/galaxy-s21-deals-today/#item-1 Used | $79.99 | Ranked #1 by AI Fri, 24 Apr 2026 11:09:20 GMT v1|157848437645|0_us_2026-04-24T11:09:20Z #2: Samsung Galaxy S21 5G SM-G991U1 (White 128GB 8GB) Unlocked SingleSIM SCRATCHD — $93.00 https://topsby.ai/us/galaxy-s21-deals-today/#item-2 Used | $93.00 | Ranked #2 by AI Fri, 24 Apr 2026 11:09:20 GMT v1|178068439301|0_us_2026-04-24T11:09:20Z #3: Samsung Galaxy S21 S991U 5G SM- G991U1 - 128GB - FACTORY UNLOCKED - EXCELLENT — $159.48 https://topsby.ai/us/galaxy-s21-deals-today/#item-3 Excellent - Refurbished | $159.48 | Ranked #3 by AI Fri, 24 Apr 2026 11:09:20 GMT v1|125641047454|428367533292_us_2026-04-24T11:09:20Z #4: Samsung Galaxy S21 5G SM-G991U 128GB Unlocked Smartphone - Image Burn — $104.99 https://topsby.ai/us/galaxy-s21-deals-today/#item-4 Used | $104.99 | Ranked #4 by AI Fri, 24 Apr 2026 11:09:20 GMT v1|314417484993|613012471009_us_2026-04-24T11:09:20Z #5: Samsung Galaxy S21 5G 128GB G991U Unlocked - Good — $133.99 https://topsby.ai/us/galaxy-s21-deals-today/#item-5 Good - Refurbished | $133.99 | Ranked #5 by AI Fri, 24 Apr 2026 11:09:20 GMT v1|254987231741|554895524528_us_2026-04-24T11:09:20Z #6: Samsung Galaxy S21 5G 128GB G991U Unlocked - Very Good — $147.99 https://topsby.ai/us/galaxy-s21-deals-today/#item-6 Very Good - Refurbished | $147.99 | Ranked #6 by AI Fri, 24 Apr 2026 11:09:20 GMT v1|254986400075|554893861602_us_2026-04-24T11:09:20Z #7: Samsung Galaxy S21 5G SM-G991U 128GB 256GB Unlocked Very Good Refurbished — $137.99 https://topsby.ai/us/galaxy-s21-deals-today/#item-7 Very Good - Refurbished | $137.99 | Ranked #7 by AI Fri, 24 Apr 2026 11:09:20 GMT v1|185698601733|694403158216_us_2026-04-24T11:09:20Z #8: Samsung Galaxy S21 5G 128GB G991U Unlocked - Excellent — $161.99 https://topsby.ai/us/galaxy-s21-deals-today/#item-8 Excellent - Refurbished | $161.99 | Ranked #8 by AI Fri, 24 Apr 2026 11:09:20 GMT v1|254948181863|555304085596_us_2026-04-24T11:09:20Z #9: Samsung Galaxy S21 5G G991U T-Mobile Unlocked Verizon Mint Straight Talk Boost A — $159.99 https://topsby.ai/us/galaxy-s21-deals-today/#item-9 Excellent - Refurbished | $159.99 | Ranked #9 by AI Fri, 24 Apr 2026 11:09:20 GMT v1|236602667234|537128662348_us_2026-04-24T11:09:20Z #10: Samsung Galaxy S21 5G SM-G991U1 128GB 256GB Unlocked Good Refurbished — $169.95 https://topsby.ai/us/galaxy-s21-deals-today/#item-10 Good - Refurbished | $169.95 | Ranked #10 by AI Fri, 24 Apr 2026 11:09:20 GMT v1|204733115528|505360779266_us_2026-04-24T11:09:20Z