Both are 100% private, with your own driver and vehicle throughout, and both put you in Tangier on the night of 1 August. The difference is the order.
2027 Morocco Eclipse & Tangier to Marrakech — 14 days, from USD $4,830 per person (two travellers). Arrive in Tangier on 31 July for three nights at the Barceló Tanger, with a free day to rest and scout your spot; on eclipse day your driver is at your disposal to reposition you. Then south: the Rif to Chefchaouen, with an optional stop in Tetouan's medina; Volubilis and Meknes on the way to two nights in Fes; the Middle Atlas to Errachidia; a sunset camel ride and a night at Madu Premium Camp in Erg Chebbi; the Todra Gorge to Dar Blues in the Dades; Ait Ben Haddou and the Tizi n'Tichka to two nights in Marrakech; two nights in Essaouira; and a transfer to Casablanca airport. Eclipse first, then a long, unhurried Morocco.
Eclipse 2027 — Marrakech to Tangier — 11 days, from USD $3,795 per person (two travellers). Arrive in Marrakech on 24 July for three nights at Hotel la Maison Arabe, with a guided city day and the Ourika Valley. Then the Tichka pass to the Dades Xaluca; the Todra Gorge and a camel trek to Madu Premium Camp; the Ziz Valley and Midelt to two nights at Palais Faraj in Fes; Volubilis on the way to Dar Echchaouen in Chefchaouen; and the Rif to Tangier on 1 August. Eclipse day includes a private viewing arrangement and glasses, then the Kasbah and the American Legation. You fly home from Tangier the next morning. Shorter, better value, and it builds to the eclipse.