VGLT vs TLT: VGLT has lower expense ratio and duration

VGLT has a 0.03% expense ratio versus TLT's 0.15% and an average duration of 13.8 years compared to TLT's 15.9 years. Both funds offer a 4.6% dividend yield and exposure to U.S. Treasuries with maturities of 10+ years. VGLT holds 99 bonds with an average maturity of 21.