The American Express Preferred Rewards Gold Card stands out for its attractive rewards structure, particularly for those who frequently travel. Earning 2 Membership Rewards points per £1 spent on travel and transit is impressive, especially with the added benefit of 20,000 bonus points after spending £3,000 in the first three months. Additionally, the free airport lounge visits enhance the travel experience significantly.

However, potential applicants should note the high annual fee of £160 and a steep variable APR of 56.6%, which may not suit those who plan to carry a balance. Furthermore, American Express cards are not accepted as widely as Visa or Mastercard, which can be a drawback for everyday use. Overall, while this card offers great perks for dedicated travellers, those who don't fit this profile may want to explore other options with lower fees and more flexible rewards.