BullereivsOld Commercial Room
Both restaurants are recommended by expert reviewers. On balance, Bullerei is preferred by most writers compared to Old Commercial Room. Bullerei is ranked #4 in Hamburg with accolades from 4 reviews like Lonely Planet, Fodor's and Frommer's.
Bullerei Rough Guide
 Rough Guide Fodor's
 Fodor's Frommer's
 Frommer's
Lagerstrasse 34, 20357 Hamburg
From $0/night
 "Hip industrial-chic space divided into two options by budget: there’s a fine- dining menu in the main restaurant – steaks are excellent – or posh burgers and pastas...in a busy deli-café." 
 "Every night, the busy but friendly waitstaff ferries large plates of steak and pork through an interior of exposed brickwork and pipes, while diners dig into bowls of lamb, pork, and veal Bolognese." Full review
 "Industrial-looking dining room geared to some serious meat eating...graffiti art, exposed brick walls, and lots of wood furnishings create comfortable surroundings for enjoying pork cheeks" Full review
Old Commercial Room Frommer's
 Frommer's Rough Guide
 Rough Guide Fodor's
 Fodor's
Englische Planke 10, 20459 Hamburg
From $0/night
 "This restaurant, founded in 1643, is so tied into Hamburg maritime life that many residents consider it the premier sailors' stopover." Full review
 "Touristy but enjoyable dining in a seventeenth-century restaurant opposite St Michaelis church." 
 "Just opposite St. Michaelis Kirche, this is one of Hamburg's most traditional and best-loved restaurants." Full review